Want has a grilamid frame that is lightweight, flexible and durable, which makes it perfect for almost any athletic endeavor.-Product Description:-The hydrophilic rubber stays grippy even when wet, so the glasses will stick to your nose when you move, regardless of rain or transpiration.The nylon lenses are treated with Ripel, for clear vision and easy cleaning.Technical Details:-Frame dimensions:-Height:50 mmWidth:140 mmTemple length (from hinge):135 mm