1. High-quality ABS material, well protect your head and hard surface 2. Double-lens design, outer lens is used to prevent mist from coming into being on the surface; inner lens is sun visor for block the sunlight 3. Tighten lens holder, no need to replace it with tools 4. There are breathable holes on the top and rear of helmet and ensure inner circumstance cool 5. There are also ventilating holes for breathing on the nose part 6. Easy to use and open, just push the button 7. Easy to dismantle and clean For more car/bike items, please visit us @ https://goo.gl/xxMk2r *Follow us on Facebook & share to get an additional 10% discounts! https://www.facebook.com/semashrue/ Resellers are welcomed. 25% off for first time purchase with a minimum purchase of 10 items(Mix and match is applicable).