RecSpecs Maxx21 - Medium 51 / 17 Colour Options:Bright Blue Black Engineered with a revolutionary quick-release

Engineered with a revolutionary quick-release lens-changing system seamlessly integrated into the frame

They protect eyes from 100% of UV rays and reduce eye strain by adapting to changing light conditions

Two-layer DriWix face foam wicks moisture for a fog-free fit

- Triple-layer polar fleece foam assures all-day comfort

refined with enhanced 8-base wrap around coverage for improved protection and all day comfort

RecSpecs Maxx21 - Medium 51 / 17 Colour Options:Bright Blue Black Engineered with a revolutionary quick-releaseRecSpecs Maxx21 The Maxx 21 is a prescription ready sports glasses frame designed for athletes who need certified protection in a narrower fit. Built to meet or exceed ASTM F803 impact resistance standards for all Ball Sports. With narrow sizing, helmet compatible positioning, and a double slide adjustable strap, it is especially well suited for younger players in fast moving sports. Frame Sizes Small: 48 x 17, Depth: 32. 3mm. Medium: 51 x 17, Depth