Material : 14oz Stretch Denim (97% Cotton,3% Spandex Elastic Fiber),Made with ultra stretch Denim material provides comfort and durability. Loose Fit : Relaxed fit allows for easy movement and comfort, Very Ergonomic High-tech Fabric of the Telescopic Function, Let you experience better Design : Use sturdy YKK zippers and buttons, Knee and Hip folding design, can give the Knight More Flexibility, 2 large side pockets for carry-on items Protection : Free Removeable Hip and Knee Protector provided for enhanced Protection,When not in use,Can be Quickly Unloading,Unlike the Market Generally Need to Purchase an additional anti-collision pants protection pads Versatile Style : Perfect for motocross, mountain bikes, snowmobiles, ATVs, bicycles, and pedal electric vehicles, or outdoor activity, Also suitable for round town or little group rides or to and from work