Great durable, light pants for those who don't stay still for long. They have a downward motion zipper which makes it easy to close and keeps phones, keys, ect secure until you want them to move. These are great for free running, Parkor, weightlifting, biking, running, frisbee, trail running, being casual, climbing, and so much more. Maybe you have been searching for a company like us that is serious about pockets. Sizing: Our original PolyTech lite pants are cut lean and made for activity so they tend to run true to size when compared to normal sizing. Small: Waist 26-30, Length 42'' Medium: Waist 30-32, Length 43'' Large: Waist 32-34, Length 44'' X-Large: Waist 36-40, Length 44'' XX - Large: Waist 42-50, Length 45'' Material: 100% Polytech (polyester based material)