Puma evoSPEED 17.2 Leather Firm Ground Football Boots - Safety Yellow/Black/Green Gecko With evoSPEED SL tooling and a super soft upper, the design of the Puma evoSPEED 17.2 Leather Firm Ground Football Boot barely tips the scales, making it one of the lightest leather football boots available. Details: • Lightweigh nylon outsole. • Speedtrack: Improved reactivity and torsionability. • Integrated minimalistic heel counter. • Injected traction studs. • Suitable for use on firm natural surfaces.