Fasten your seatbelt. Built on insights from 23 years of PUMA Motorsport heritage, the brand-new SPEEDSYSTEM outsole is combined with FastTrax stud design for a football boot thats miles ahead of the competition. Three rounded studs on the lateral side let you switch between firm ground and artificial grass without compromising traction. Play at full throttle.Outsole:- Speedsystem is PUMA's proprietary outsole design that combines a high-performance fiber base material with a revolutionary stud system to maximize energy return for faster acceleration. FastTrax studs are complemented with more rounded studs on lateral side for the most optimal traction on both firm ground and artificial grass.Upper:- Lightweight mesh upper with support frame to stabilize the foot inside of the boot to enable rapid changes of direction. Upper is enhanced by Grip Control skin for decisive command over the ball.