Sports glasses R2 Racer - great fit and hold thanks to anti-slip and adjustable sides and beam, in many color variants and technical specifications. One of the lightest and most durable models. * sun filter category Cat.3 * frame material: light and extremely flexible Grilamid TR90 (extremely light yet very durable high-tec material with above-average flexibility and shape memory, increased wearing comfort) * lens material: impact-resistant polycarbonate (almost unbreakable lens material ensures higher eye safety) * mirror lens (lenses of glasses covered with a special mirror layer) * UV 400, 100% protection against UV radiation A,B,C * glasses size: standard, frame dimensions: 77-15-120 * anti-slip and adjustable beams and the ends of the sides improve the stability of the glasses and prevent them from slipping * option to purchase an optical insert * included in the package is a cloth bag made of microfiber, which also serves as a cloth for the glasses * the durability of the glasses is guaranteed by proven safety according to the CE EN 174: 2001 standard