The F50 is all about speed. Strap on these rocket ships and call the fire department, because you're about to torch the field and light up the scoreboard. Dribbletex raised 3D grip texture for high-speed dribbling under dry and wet conditions. Hybridtouch upper material combines the superior touch and feel of leather, along with the durability of synthetic, all in one material. Ultralight multi-colored outsole with SpeedStud configuration brings a new 2nd level of traction to the forefoot base for increased grip and explosive agility. AdiFit measuring tool for accurate fit. Revolutionary 3-Stripes new branding on the heel.