This pair of trousers is made of climbing cloth with four-sided elastic fabric. It has waterproof performance. It is designed according to the ergonomic structure. The vertical version makes the upper body of the trousers slightly tilt backwards. It is more comfortable when moving the legs. The elastic waist is suitable for different The body has two large-capacity overlapping pockets on the side for many carry-on items. Because it is a loose version of the design, so carry a lot of personal belongings will not appear bloated, the foot has a fast tightening design, easy to match different shapes of shoes.