KeyPRINT® KeySplint Soft™ is a light-curing methacrylate resin for 3D printing flexible, biocompatible occlusal Splints, night guards and bleaching trays on open-source DLP printers (385–405 nm). It is tough and durable like a hard splint yet flexible at body temperature for patient comfort — abrasion- and fracture-resistant, and easily cleaned.
Flexible yet tough — protects against bruxism without cracking. It is tough and durable like a hard splint yet flexible at body temperature for patient comfort — abrasion- and fracture-resistant, and easily cleaned.
Open-source DLP resin (385–405 nm). KEYSTONE validates KeyPRINT across many printers and post-cure units, with new validations added regularly — confirm your exact printer/post-cure pairing on KEYSTONE’s current validation list before production.
KeyPRINT Resins are open-source DLP materials (385–405 nm) made in the USA by KEYSTONE Industries, which maintains FDA licensing, ISO 13485 and ISO 22716, and GMP certification. Regulatory status of this product: FDA 510(k) · CE IIa · Health Canada. Clearances are as stated by the manufacturer.
How this KeyPRINT resin compares with other flexible splint / night-guard Resins. CURRENT is the product on this page; values are vendor-claimed.
| Attribute | KeyPRINT Splint Soft | SprintRay NightGuard Flex | Formlabs Dental LT Comfort | NextDent ORTHO Flex |
|---|---|---|---|---|
| Purpose | flexible splint / night-guard Resins | flexible splint / night-guard Resins | flexible splint / night-guard Resins | flexible splint / night-guard Resins |
| Printer ecosystem | Open — validated on multiple DLP printers | Closed / proprietary | Closed / proprietary | Per manufacturer |
| Regulatory | FDA 510(k) · CE IIa · Health Canada | Per manufacturer | Per manufacturer | Per manufacturer |
| Key differentiator | Flexible at body temp; 3-yr shelf life; open ecosystem | Per manufacturer | Per manufacturer | Per manufacturer |
| Origin | Made in USA | Per manufacturer | Per manufacturer | Per manufacturer |
KeySplint Hard vs KeySplint Soft — KEYSTONE KeyPRINT
Documentation is published by KEYSTONE in English. The manufacturer page is linked live; data sheets are hosted by USDD.
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