SprintRay NightGuard Firm 2NightGuard Firm 2 is a second gen biocompatible resin for 3D printing night guards with improved mechanical properties, durability, and resistance to fracture. It polishes to high optical transparency, comfortable, easy to clean, and flavorless.
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols