PC material protects your eyes from debris impact and makes the glasses very comfortable to wear. Anti-UV, windproof and scratchproof, fit for most sports. Lightweight, comfortable to wear. Adjustable head band fit for most. Suitable for running, basketball, tennis, football, mountaineering, cycling, hiking, etc. Specification: Material: PC Color: Yellow, Clear, Gray, Brown Size Chart: Size: 14.5x4.5cm/5.71x4.5inch Package Includes: 1 Piece Sports Goggles Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!