Core Headband Size:One Size Roller grooves for more effective

Roller grooves for more effective tissue massage

while the loose fit gives you plenty of room to move

flex grooves and cables at the laces

and biceps

molded hand compartment provides a more natural fit for increased comfort

Core Headband Size:One Size Roller grooves for more effectiveA sporty fit headband that's perfect for cold weather runs. The soft brushed lining locks in warmth around your ears. Weight: 13g Brushed lining for warmth and comfort Designed to cover the ears Run ready fit that's made to stay put Laser cut reflective logo Made with quick drying fabric Subtle and easy to style Ideal for use in temperatures between 0C and 10C Ergonomic fit for all head sizes