{"title":"TPU Air Filament","description":"\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eTPU air filament from Siraya gives you lightweight flexibility without giving up strength. Our collection is built for 3D printing users who want softer, lighter parts that still last. You get air-infused TPU and other performance TPU material options designed for speed, comfort, and durability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eIdeal for insoles, grips, wearables, sports gear, and impact parts. Easy to print. Reliable results. Made for real-world use. If you need cushioning TPU that does not feel bulky or heavy, this is where to start.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eOptions That Match Real Needs\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eDifferent projects need different levels of softness and strength.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eAdjustable hardness from soft 65A up to firm 95A and beyond\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eFoamed TPU material for low-density flexible filament prints\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eSolid flexible options for higher load parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eSports-grade TPU filament for active use\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eExpanded TPU and air-infused TPU for weight savings\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eFine-Tune Feel and Performance\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003ePrint at lower temps for denser, tougher parts. Raise temps to activate foaming and reduce weight. Get the balance of softness and durability your design needs.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eConsistent Quality That Delivers Better Results\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eFlexible prints should not fail under stress.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eUp to 50 percent weight reduction with active foaming\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eShock-absorbing filament for impact protection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eStrong layer bonding and low warp\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eSmooth surface finish with soft-touch feel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eHigh flow design for faster print speeds\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThis lightweight TPU filament keeps elasticity while reducing mass. Parts feel lighter in hand but stay tough under pressure. Perfect for cushioning TPU insoles, vibration pads, and protective covers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWorks with What You Already Use\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eYou should not need a special setup to print flexible parts.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eCompatible with most FDM 3D printers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eOptimized for direct drive extruders\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eStable extrusion up to high flow rates\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eGood bed adhesion and low odor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMoisture-resistant packaging for long shelf life\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThis low-density flexible filament feeds smoothly and supports faster printing than many standard TPU materials. That means less tuning, fewer clogs, and more finished parts.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eBuilt for Real-World Use\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eFlexible parts are often worn, bent, or dropped.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eSkin-friendly texture for wearables\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eExcellent impact resistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eDurable and bendable without cracking\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eSuitable for medical accessories and supports\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eDesigned for repeated flex and load\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eUse this breathable flexible filament for wristbands, straps, grips, and sports padding. Create performance TPU material parts that feel comfortable and stay reliable over time.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eExplore Related Collections on TPU Air Filament\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003ca href=\"https:\/\/siraya.tech\/collections\/flexible-filaments\"\u003e\u003cstrong\u003eFlexible Filaments\u003c\/strong\u003e\u003c\/a\u003e \u003cspan style=\"font-weight: 400;\"\u003e— Explore more elastic materials for soft, bendable prints.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003ca href=\"https:\/\/siraya.tech\/collections\/thermoplastic-polyurethane-filament\"\u003e\u003cstrong\u003eThermoplastic Polyurethane Filament\u003c\/strong\u003e\u003c\/a\u003e \u003cspan style=\"font-weight: 400;\"\u003e— Browse solid and specialty TPU options.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003ca href=\"https:\/\/siraya.tech\/collections\/fdm-filament\"\u003e\u003cstrong\u003eFDM Filament\u003c\/strong\u003e\u003c\/a\u003e\u003cspan style=\"font-weight: 400;\"\u003e — View all materials compatible with standard FDM printers.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\n\u003ca href=\"https:\/\/siraya.tech\/collections\/strong-3d-printer-filament\"\u003e\u003cstrong\u003eStrong 3D Printer Filament\u003c\/strong\u003e\u003c\/a\u003e \u003cspan style=\"font-weight: 400;\"\u003e— Find rigid and impact-resistant materials for structural parts.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eFAQs on TPU Air Filament\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat is TPU air filament?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eTPU air filament is a foamed TPU material that expands during printing. It creates a lightweight TPU filament with a softer feel. By adjusting print temperature, you can control hardness and density. It works well for cushioning TPU and shock-absorbing filament applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow is air-infused TPU different from regular TPU?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eAir-infused TPU contains active foaming agents that create a low-density flexible filament with less weight. Regular TPU stays solid and heavier. Foamed versions offer more comfort and better impact absorption for wearables and protective gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIs TPU air filament hard to print?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eMost modern FDM printers can handle it with direct drive extruders working best. It offers stable extrusion and good bed adhesion. Proper temperature settings help control expansion and finish, making it easier to work with than you might expect.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat can I print with lightweight TPU filament?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eYou can print insoles, grips, straps, vibration dampers, and protective covers. It works well for sports-grade TPU filament needs like padding and supports. Many users choose it for wearable devices, phone cases, and flexible medical accessories.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCan I control the softness of foamed TPU material?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eYes. Higher print temperatures activate more foaming, making parts softer and lighter. Lower temperatures create denser and tougher prints. This allows you to tune performance TPU material to match your specific project requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","products":[{"product_id":"flex-tpu-85a-filament","title":"Siraya Tech Flex TPU - 85A Filament","description":"\u003ch3 data-mce-fragment=\"1\"\u003eFeatures of Flex 85A TPU\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Flexibility:\u003c\/strong\u003e Compared to common 95A TPU filaments, Flex 85A offers superior flexibility, making it an ideal choice for wearable devices and flexible parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExcellent Impact Resistance:\u003c\/strong\u003e This filament boasts outstanding impact resistance, suitable for printing projects that require high durability and toughness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEase of Printing:\u003c\/strong\u003e Flex 85A is specially formulated to extrude more easily and adhere better, ensuring a smoother printing process compatible with various printer models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5x High-Speed Printing Performance:\u003c\/strong\u003e It can print up to 5 times faster than comparable TPU filaments while maintaining high-quality print results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications of Flex 85A TPU\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWearable Devices:\u003c\/strong\u003e Such as straps for smartwatches, fitness tracker bands, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Connectors:\u003c\/strong\u003e Like hoses, vibration dampening pads, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrototyping:\u003c\/strong\u003e The fast printing capability makes it ideal for design prototyping and rapid iteration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedical Device Accessories:\u003c\/strong\u003e Custom wrist braces, supports, etc., requiring materials that are both comfortable and durable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEveryday Items:\u003c\/strong\u003e Phone cases, shock-absorbing pads, protective covers, and more.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe title=\"3d Printing TPU For Beginners! (Siraya Tech Flex 85A)\" src=\"https:\/\/www.youtube.com\/embed\/Nur3sUntIoY\" height=\"720\" width=\"1280\"\u003e\u003c\/iframe\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Siraya Tech","offers":[{"title":"US \/ 1KG \/ Black","offer_id":40944210444397,"sku":"ST3001","price":31.99,"currency_code":"USD","in_stock":true},{"title":"US \/ 1KG \/ White","offer_id":40944210477165,"sku":"ST3002","price":30.39,"currency_code":"USD","in_stock":true},{"title":"US \/ 1KG \/ Clear","offer_id":41478850904173,"sku":"ST3008","price":30.39,"currency_code":"USD","in_stock":true},{"title":"US \/ 1KG \/ Green","offer_id":43868358115437,"sku":"ST3034","price":31.99,"currency_code":"USD","in_stock":true},{"title":"EU \/ 1KG \/ Black","offer_id":41511490748525,"sku":"ST3001EU","price":33.58,"currency_code":"USD","in_stock":false},{"title":"EU \/ 1KG \/ White","offer_id":41511490781293,"sku":"ST3002EU","price":32.2,"currency_code":"USD","in_stock":false},{"title":"AU \/ 1KG \/ Black","offer_id":42092446974061,"sku":"ST3001AU","price":32.38,"currency_code":"USD","in_stock":true},{"title":"AU \/ 1KG \/ White","offer_id":42092447006829,"sku":"ST3002AU","price":31.97,"currency_code":"USD","in_stock":true},{"title":"AU \/ 1KG \/ Clear","offer_id":42092447039597,"sku":"ST3008AU","price":31.97,"currency_code":"USD","in_stock":true},{"title":"CA \/ 1KG \/ Black","offer_id":41512195817581,"sku":"ST3001CA","price":31.56,"currency_code":"USD","in_stock":true},{"title":"CA \/ 1KG \/ White","offer_id":41512195883117,"sku":"ST3002CA","price":31.56,"currency_code":"USD","in_stock":true},{"title":"CA \/ 1KG \/ Clear","offer_id":42577115971693,"sku":"ST3008CA","price":31.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0255\/7539\/1341\/files\/FlexTPU-mainPIC.jpg?v=1709714390"},{"product_id":"siraya-tech-flex-tpu-95a-filament","title":"Siraya Tech Flex TPU 95A Filament","description":"\u003cul\u003e\n\u003cli\u003eSiraya Tech Flex TPU Filament - 95A offers a perfect balance of flexibility and toughness, boasting a Shore A hardness of 95A.\u003c\/li\u003e\n\u003cli\u003eIts high flow design allows for faster 3D printing speeds without compromising on quality.\u003c\/li\u003e\n\u003cli\u003eThe filament provides an effortless printing experience, featuring low-warp, low-odor properties and excellent bed adhesion.\u003c\/li\u003e\n\u003cli\u003ePackaged in moisture-resistant aluminum resealable bags, it ensures long-lasting quality with up to 3 years of shelf life.\u003c\/li\u003e\n\u003cli\u003eCompatible with most FDM 3D printers, and optimized for printers with direct drive extruders.\u003c\/li\u003e\n\u003cli\u003eIts prints are durable and bendable, capable of supporting substantial weight. \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siraya Tech","offers":[{"title":"US \/ 1KG \/ Black","offer_id":41478760628333,"sku":"ST3007","price":24.74,"currency_code":"USD","in_stock":true},{"title":"EU \/ 1KG \/ Black","offer_id":41757813637229,"sku":"ST3007EU","price":26.65,"currency_code":"USD","in_stock":false},{"title":"AU \/ 1KG \/ Black","offer_id":42092494848109,"sku":"ST3007AU","price":26.79,"currency_code":"USD","in_stock":true},{"title":"CA \/ 1KG \/ Black","offer_id":42577110794349,"sku":"ST3007CA","price":27.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0255\/7539\/1341\/files\/TPU95Amainpic_7d85b7a5-0677-4965-9259-acdd94856837.jpg?v=1715310341"},{"product_id":"flex-tpu-64d-filament","title":"Flex TPU - 64D Filament","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShore 64D Semi-Rigid Hardness:\u003c\/strong\u003e Offers greater structural rigidity and wear resistance than typical flexible TPU, while maintaining enough flexibility to absorb impact. Ideal for parts requiring toughness with controlled flex.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Mechanical Strength:\u003c\/strong\u003e High tensile strength, abrasion resistance, and excellent layer bonding make it suitable for gears, rollers, and mechanical parts under stress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile for Industrial Use:\u003c\/strong\u003e Designed for jigs, fixtures, protective housings, vibration dampeners, and more – wherever a durable, abrasion-resistant semi-rigid material is needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized for Smooth Printing:\u003c\/strong\u003e Reduced stringing and clogging, with excellent feeding characteristics. Compatible with most standard FDM\/FFF 3D printers (ensure TPU printing setup is enabled).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 10993 Biocompatibility Data:\u003c\/strong\u003e Tested for cytotoxicity, sensitization, and irritation to assist with evaluating applications involving skin contact (final suitability must be user-validated).\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siraya Tech","offers":[{"title":"US \/ 1KG \/ Black","offer_id":42380208210029,"sku":"ST3019","price":27.19,"currency_code":"USD","in_stock":true},{"title":"US \/ 1KG \/ White","offer_id":43470532509805,"sku":"ST3023","price":25.49,"currency_code":"USD","in_stock":true},{"title":"EU \/ 1KG \/ Black","offer_id":42705184850029,"sku":"ST3019EU","price":28.69,"currency_code":"USD","in_stock":false},{"title":"CA \/ 1KG \/ Black","offer_id":45148712632429,"sku":"ST3019CA","price":28.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0255\/7539\/1341\/files\/TPU64D_2.jpg?v=1746524034"},{"product_id":"flex-tpu-air-65a-82a-foaming-flexible-filament","title":"Flex TPU Air 65A-82A Filament","description":"\u003ch3 data-start=\"1228\" data-end=\"1251\" class=\"\"\u003e\u003cstrong data-start=\"1235\" data-end=\"1251\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1253\" data-end=\"1974\"\u003e\n\u003cli data-start=\"1253\" data-end=\"1430\" class=\"\"\u003e\n\u003cp data-start=\"1255\" data-end=\"1430\" class=\"\"\u003e\u003cstrong data-start=\"1255\" data-end=\"1288\"\u003eAdjustable Hardness (65A–82A)\u003c\/strong\u003e\u003cbr data-start=\"1288\" data-end=\"1291\"\u003eFine-tune softness and strength by adjusting the print temperature. 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