Description: 100% brand new and high quality Not easy to fall off Practical and easy to use Great for outdoor sports such as playing ball, jogging and so on Specifications: Material: Nylon Color: Black Size: Approx. 28.35inch/72cm Package included: 1x Glasses Strap Note: 1.Please allow 2-3cm size error due to manual measurement. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different.