*PLEASE NOTE* Free gift cannot be exchanged. Promotion applies to UK purchases only.Suitable for use on firm natural surfaces, the PUMA ONE 18.1 Syn is engineered for fit on the foot, fast on the pitch, and feel on the ball. FIT: Stretchy evoKNIT sock creates a supportive and snug fit around the ankle.FAST: Lightweight and reactive Pebax outsole with a mix of bladed and conical studs for traction on firm natural surfaces. FEEL: Super thin synthetic upper provides superior touch and control the ball.