Five Ten Men's Impact VXI Clipless Bike Shoe 100% Synthetic Leather/Polyester Textile Imported Rubber sole Stealth Mi6 Dotty Outsole Lightest downhill race shoe on the market Hydrophobic synthetic upper  Dries overnight New biomechanical last design - Supports foot anatomy, reduces vibration, allows forefoot to swell comfortably 363g each (Size 9US)