Newly redesigned - Enjoy winter activities to the fullest with the Therm-ic Powersocks Heat Uni Set, including S-Pack 1400 B batteries. The Heat Uni is a fitted ski sock with specific reinforcements. Practical and versatile, perfect for skiing. Developed in partnership with X-Technology.
Fitted with hidden heating elements, the Powersocks provide optimum heat distribution to the entire foot, for unbeatable comfort.
Sizing:
| Size | US (Mens) | EU |
| S | 3-6 | 35-38 |
| M | 7-8 | 39-41 |
| L | 9-11 | 42-44 |
| XL | 12-14 | 45-47 |