Bluetooth Heated Socks Size:SM Field-tested We’ve thrown this on

Field-tested We’ve thrown this on sleds

It doubles as a power bank

The feet fold away for compact storage

As the brightest flashlight in the Mountain Lab lineup

The Heavy Duty Toque from Mountain Lab Gear is a must-have accessory for those who love to explore the great outdoors in chilly weather

Bluetooth Heated Socks Size:SM Field-tested We’ve thrown this onApp Compatibility Notice The Mountain Lab app for these socks is no longer compatible with the latest iOS and Android updates, and is no longer being updated. Already have the app installed? If you don't update your phone's OS, the app will continue to work as normal. Updated your phone, or installing fresh? The app will not be available. The socks will still heat up and function fully you'll just control them manually using the button on the cuff