Salice SA838 Sunglasses are sport-oriented eyewear from Salice, built for active use and prescription compatibility. They stand out for an interchangeable lens system and an included RX optical insert for easy prescription fitting. Key attributes: White | Rw Blue | Grilamid TR90 | Water-repellent (IDRO) scratch-resistant lens | Mirror coating to reduce glare and increase contrast | Impact-resistant polycarbonate lens | Removable RX optical insert | Spare clear lens included | Non-slip Megol rubber on contact points | Sports wrap-around shape | Large lens surface to cut wind impact | Interchangeable twin-lens system | Dimensions & fit: One size (taglia unica) | Composition & care: Grilamid TR90 (frame) | Polycarbonate (lens) | Megol rubber (contact points)