SurPro S2.1 Dual Legs Support Magnesium Drywall Stilts 15-23 in. (SUR-S2-1523MP) Wrap-around leg band and wider contoured foot plate offer superior comfort and increased stability Wider and Lighter - construction offers lightweight, better balance, and improved mobility Unique "Dually" design features two side supports that improve balance and stability SurPro Dually Mag Stilts with Interlok offer improved balance and stability at sizes 15-23 inches. 1 Year Limited Warranty