Protect your eyes with GUNNAR's Intercept glasses, featuring a durable nylon frame, retro-classic design, and fixed nose-bridge, making it an excellent choice for most medium-sized faces; key features include sturdy multi-barrel hinges, GUNNAR patented lens technology that blocks harmful blue light and 100% UV, dual-sided anti-reflective G-shield™ lens coating, low-bridge fit compatibility, and a prescription range of -6 to +5, with specs of lens width 58 mm, lens height 43 mm, nose 17 mm, frame width 137 mm, temple 135 mm, and a weight of 33 grams without packaging; included with purchase are a microfiber pouch and a 12-month warranty.