Our NEW Colombian Shape Doble Belt Latex Waist Trainer is unique in the market, it is pure latex fusioned with cotton and spandex ( no Neoprene as others) ideal to workout 4 fexible wires for firm and compressing, it come with 2 extra latex belt to adjust the desire compression built in velcro. (NEW HOOKS INSIDE THE ZIPPER TO HLEP YOU CLOSE IT UP.)