Plus-size trousers/leggings by Spanx, For that thing you have to go to, High rise, Stretch waistband, Contrast stripe to side, Skinny fit, Cut very closely from hips to hem. Founded more than ten years ago by Sara Blakely with nothing but a pair of footless tights, Spanx's shapewear revolutionised the industry with its body-sculpting collection. Having garnered a following from the A-list elite, the collection includes control slips and briefs alongside sculpting shorts.