Keep your ponytail up and keep your head completely warm with this beanie with a hole at the back. Designed for cross-country and alpine skiers, this hat can be worn alone or under a helmet. Made in a 4-way stretch fabric and UPF 50+ rated, this highly breathable headband will provides moisture control and maintain ear temperature to prevent heat loss. Made with 92% recycled Repreve@@R@@ polyester.