Vender soporte de silicona elástica para el cuello de lectura de vidrio impermeable ajustable al mejor precio

Description : Material : Silicone Total length : Approx . 52cm / 20 . 47inch Rope diameter : Approx . 2 . 5mm Rope hole diameter : Approx . 4mm Suit for Approx . 6mm Eyeglasses leg . Strong elasticity , waterproof , and comfort . This lightweight , slim eyewear retainer is designed for a durable and comfortable fit perfect for daily use . Keeps your eyeglasses in place for proper focus ( reduces eye strain or headaches ). Great for reading glasses and sunglasses . Package Includes : 1 Piece Eyeglasses Strap Holder