2 cặp móc tai cho mắt kính

Diameter: Outside: 15mm(0.59in) Package includes(without retail package): 2 Pair x Ear Hooks Material: Silicone Inside: 8mm(0.32in) Type: Round Thickness: 5mm(0.20in) Color: White,Black,Green,Red,Pink Quantity: 2 Pair Features: High quality of materials. This ear hook is perfectly fit for those who always do excercise like playing basketball. It is a universal problem that glasses are easy to fall down when they are doing exercise. This hooks will definitely solve this problem. Silicone material will have a great effect on non-slip. It is soft and elastic that will not discomfort your ears. Fit for almost all kinds of glasses. Invisible,reusable,stable,effective. 1 pair of ear hooks only,other accessories demo in the picture are not included! Note:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!