SMARTTOP Round Soft Silicone Eyeglasses Sleeve Retainer, Comfort Anti-Slip Temple Tips Stretchy Ear Grip Hooks for Kids and Adults Sunglasses, Reading Glasses, Sport Eyewear 12 Pairs (6 Black&6Clear)

Material and Size: High quality soft silicone, lightweight and durable. size: 0.6in x 0.2in (D-T). Hight- 0.3in, Fit for glasses arm width from 0.1in to 0.3in Package Including: 6 Pairs black and 6 pairs clear silicone round eyeglasses temple tips sleeve retainer, and 1 pieces of glasses cloth for free. 3 Ways To Install: There are have 3 kinds installations of different anti-slip effects . You can choose a suitable way according to your needs. Eyeglasses retainer is soft and elastic, you can install them easily without hurting yourself. Anti-Slip Design: Effectively prevent your eyeglasses slipping down when you are working, daily wear and outdoor activities, such as basketball, running, climbing and riding. and you don't feel sore ears. Applications: Compatible with most types of eyeglasses, reading glasses and sunglasses. 100% manufacturer and own brand, reliable quality, feel carefree all the way of purchase., Weight: 0.005291094288 pounds, Manufacturer: TOPOPTIC COMPANY