EYEWEAR - CE-TECHNIUMSHIMANO TECHNIUM WIDER VIEW, BETTER PROTECTION, AND OFF ROAD SPECIFIC ONE PIECE LENS FOR AGGRESSIVE TRAIL RIDING. FRAME Full rim frame with wide one pieces lenses. Lens slits for ventilation prevent fogging. Lightweight, strong, and durable Grilamid TR 90 material. CNC molding for ultimate precision, symmetry, and quality. Dual injection molded, non toxic TPE, non slip temple tips. LENSES Single lens design for a wide angle of vision and protection.