Chums The Slim Sunglasses Retainer - The latest addition to Chums silicone retainer collection comes the Slim Retainer! This lightweight, minimal retainer comes with a sliding, removable bead to adjust tension and fit. The grippy silicone ends latch on to most-size temple ends and is UV and corrosion resistant so you know it won't fail throughout all of your adventures. Features: Fits all frame sizes- thin reader frames up to chunky sunglasses! Made from 100% Silicone Removable bead adjusts tension for superb fit Hand wash with mild soap. Rinse thoroughly. Length: 19.5in