NIKE Mercurial Vapor IX FG Mens Football Boots 555605 Soccer Cleats Leather Imported Rubber sole The super lightweight Teijin synthetic leather was developed for speed demons. Being super thin, the synthetic allows you to keep your foot close to the ball. The firm ground cleats feature the Vapor Traction pattern to perform the best at high speed, acceleration, and quick cuts. The two layers of glass fiber composite and direct inject TPU studs deliver great flexibility and acceleration. Twin heel studs help with stability and penetration. The foot plate helps transfer pressure directly to the studs for the best traction and reduced cleat pressure on the foot.