The uvex pure-fit is a ultra-light for high levels of wearer comfort, and feature flexible side arms that adjust to fit all head shapes for a secure, pressure free fit. With uvex supravision excellence lens coating ensures long-lasting fog-free vision internally while the durable, scratch-resistant coating on the exterior helps prolong the products life. Designed to be 100% recyclable including the packaging Reduced to the max - pure, ultralight safety spectacle (weighing just 19 grams) Innovative, flexible side arm concept delivers the ideal secure, pressure-free fit Frameless lens design for an extensive field of vision X-tended side shield offers additional protection from hazards Nose bridge designed for all-day comfort Robust polycarbonate lens with uvex?s proven supravision coating technology - permanent anti-fog and scratch-resistant lens UV400 - 100 % protection against dangerous UVA and UVB radiation up to 400 nm Metal-free"EN166 1FT KN CE