New Balance W1540 V3 Running Shoe 50% Synthetic, 50% Mesh Mens size 10.5 women’s size 12Premium Performance Running Shoes: The 1540v3 Running Shoe is crafted with premium materials and technologies for discerning consumers who are serious about athletic style and performanceCushioned Support: The ENCAP midsole technology in these cushioned running shoes combines lightweight foam with a polyurethane rim to help deliver all-day support and impressive durabilityBuilt for Stability: These comfortable running shoes feature a ROLLBAR stability post system designed to control rear-foot movement for enhanced support with every strideSleek and Stylish: Your feet are sure to look as good as they feel in the stylish and breathable uppers of these premium running shoes, made of mesh and synthetic materials