With its lightweight cushioning for immediate power transfer and direct feedback, the RU5 Lightweight ankle sock is perfect for champions. The cushioning also provides blister protection by reducing pressure points. Additionally, the mesh areas offer a pleasant cooling effect on the foot's instep. The quick moisture wicking as well as the optimal fit ensure successful competitions.Ultra-light reinforcement for direct energy transfer and direct contact with the shoeVentilated areas - Mesh structure - in the instep for maximum coolingQuick moisture wicking and drying thanks to the three-layer structureProtects against blisters by reducing pressure pointsOptimal fit due to the tailored cut - right foot / left foot50% Polypropylene, 48% Polyamide, 2% Elastane