The lightweight design of Nike Mercurial Superfly (FG) gives you unrivaled lockdown at high speeds with a revolutionary knit upper and high-top collar. The one-piece, tongueless design gives a snug, minimal fit as you blaze past the opposition. Dynamic Fit collar designed for locked-down comfort at full speed. Micro-textured knit upper with NIKESKIN technology for barefoot feel. Highly responsive carbon-fiber plate is designed for explosive speed in all directions. Contoured sockliner provides low-profile cushioning.