On Core Headband Color:Alloy Everyday training essential for tennis

Everyday training essential for tennis and racquet sports

comfort and support for lateral movement

Polarized gradient lenses reduce glare while increasing ground visibility

With a 50% slower ball speed

On Core Headband Color:Alloy Everyday training essential for tennisStay warm during your winter runs with the On Core Headband. Featuring a soft brushed lining that locks in warmth, this sporty headband stays in place while you move through the miles. Brushed lining for warmth and comfort Designed to cover the ears Run ready fit stays in place Laster cut reflective logo Made with quick drying, recycled polyamide Subtle and easy to style Ideal for use in temperatures between 0C and 10C Ergonomic fit for all head sizes