Trousers & Leggings by Stradivarius. These regular rise trousers feature a belt, belt loops, a concealed fly, side pockets, and a straight fit. They are made of polyester. Loose-fitting high-waist trousers with belt loops. Featuring front pockets, false rear welt pockets, a straight-leg design, a removable belt with metal buckle and metal hook, inside button and zip fastening at the front.