Features: 1.100% brand new and super high quality. 2. Made from silicone,strong elasticity, waterproof, and comfort. 3. This lightweight, slim eye-wear retainer is designed for a durable and comfortable fit perfect for daily use. 4. Keeps your eyeglasses in place for proper focus (reduces eye strain or headaches). 5. Great for reading glasses and sunglasses. Specification: Material: Silicone Color:As the picture show Size:As the picture show(1inch = 2.54cm) Package includes: 1PC Silicone Eyeglasses Straps Note: 1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures. 2.Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement.