3.7v Powersheer™ Micro Sock Batteries 3600mAh and Cable 2 Pack skull cap • Compact Powersheer® rechargeable Lithium-Ion

•    Compact Powersheer® rechargeable Lithium-Ion battery with universal USB charging

these socks keep you warm

Whether you're working under the sun

or branded giveaways

The Trek Heated Vest—now available in our Corporate Line—offers the same dependable warmth and lightweight versatility as our classic Trek

3.7v Powersheer™ Micro Sock Batteries 3600mAh and Cable 2 Pack skull cap • Compact Powersheer® rechargeable Lithium-IonMore power. More heat. More control. The 3. 7V Powersheer Pro Sock Battery is built for high performance heating in Fieldsheers Pro Merino and Pro Compression heated socks, delivering extended runtime and heat both above and below the toes. With Bluetooth connectivity, you can adjust heat and monitor battery level directly from your smartphone or smartwatch using the MW Connect app.