Adidas F50 Adizero TRX Firm Ground Football Boots Sprint Web - Medial and lateral support is offered and with it's dynamic 3D construction, it allows the player to be more reflexive improving ball control. Sprint Skin - Single layer upper construction is dynamically shaped to offer the player ultimate control and feel of the ball. Sprint Frame - Sleek, tough and rigid outsole component with specific stud patterning which encourages and enhances forward momentum and multi-directional movement. miCoach compatible - For keeping track on record of your on field performance, pace and many more. TRAXION 2.0 FG stud - Configuration for maximum grip and acceleration on firm natural pitches.