PUMA Men's BioWeb Elite Running Shoe Running Shoe 100% Synthetic Imported Synthetic sole Mesh upper with a high strength-to-weight ratio WebCage overlay for flexibility and support Moisture and odor managing sockliner and mesh lining WebTech flexible TPU heel wrap for impact protection Durable EVA and rubber blended outsole Flex grooves Weight: 10.4 oz This PUMA trainer delivers maximum cushioning and stability in a visually stunning package.