These soccer shoes will not hold you back, The Superfly II are Nike's LIGHTEST soccer cleat to date. The legends of today Cristiano Ronaldo, Zlatan Ibrahimovic and Alexandre Pato worked closely with Nike's design team to put together a soccer shoe which has the ability to give players toe-off acceleration, as well as to minimize slippage in crucial moments throughout a match. Nike also conducted research and found that there were 845 slipping events over 63 games (14 per game). Nike was determined to not let this happen to player's wearing their state of the art Superfly II soccer cleat! http://ping.fm/lGzg4