EnChroma® Colby Cx3 Sun is a classic frame with Cx3 Sun lenses to deliver clear, bright color and 100% UV protection for those with mild, moderate and strong Deutan color blindness. Designed for children 10 and up, this frame also fits narrow adult faces. Embedded rubber nose pads and high quality hinges offer a secure, comfortable fit. TR-90 frame material delivers durability and flexibility ideal for kid-friendly wear. Sits lightweight on the face for all-day comfort. Case included. Available in Smooth Black or Night Sky (non-rubberized). Frame size 53-17-140.