Alpinestars Summer Touring Sock Size:L/XL 4 volt Lithium Ion batteries

4 volt Lithium Ion batteries in gauntlet

Designed for 2 and 4 stroke motors

providing assurance of its quality and reliability

Compatible with 2019 helmets

and Bluetooth Intercom

Alpinestars Summer Touring Sock Size:L/XL 4 volt Lithium Ion batteriesAlpinestars' Touring Summer socks are the answer for long, hot, days on the bike. Designed to reduce heat build up and give great comfort, they work with Alpinestars touring and performance boots to enhance riding comfort and reduce fatigue. FEATURES Nostatex sole for wicking moisture away from skin. Ribbed design reduces bunching at the heel and ankle. Strategically positioned mesh areas for maximum comfort. Mid calf length.