adidasUltraboost 21 low-top sneakers

Ultraboost 21 low-top sneakers Meet the adidas Ultraboost 21 sneakers: the pinnacle harmonization of weight, cushioning, and responsiveness. This pair, is constructed with a Torsion System that provides a 15% increase in forefoot bending stiffness for a more responsive run; and Primeblue, a high-performance recycled material made in part with Parley Ocean Plastic which provides more flexibility. Imported Composition Sole: Rubber 100% Outer: Fabric 100% Lining: Fabric 100%