AND1 Men's Unbreakable MID-M 100% Synthetic Leather/Mesh Imported Rubber sole Shaft measures approximately 5.75" from arch No-sew construction reduces weight and provides a seamless fit that eliminates rubs and hot spots Laser-cut vents enhance breathability by encouraging air-flow during movement Dual-density ethylene vinyl acetate midsole affords both stability and cushion upon impact Injectin molded thermoplastic ployurethane shank enhances rigidity and linear acceleration Non-marking abrasion-resistant molded rubber outsole