Hotronic Unisex XLP PFI 50 Surround Comfort Heat Socks Only | Merino Wool Soft Compression Winter Outdoor Sports Heated Socks

With graduated compression, Merino wool composition, anatomical fit features, and a Surround Heating Element, the HOTRONIC Surround Comfort PFI 50 Heat Sock offers a cushioned, performance sock that warms both the top and bottom of toes. Batteries must be purchased separately.

• LONG-LASTING COLD PROTECTION - Developed with Hotronic's advanced foot-warming technology, the XLP PFI 50 Surround Comfort heat socks deliver extended warmth in cold conditions & soft compression while maintaining a lightweight feel; Compatible with Hotronic XLP heating elements (sold separately), these cold-weather socks integrate easily as a backup or alternate pair in your winter gear lineup
• TEMPERATURE-REGULATING MERINO WOOL BLEND - Crafted from a high-performance Merino wool blend, these unisex ski socks regulate foot temperature and enhance overall foot climate; Soft, breathable, and moisture-wicking, Merino wool keeps feet dry and comfortable during long hours in cold or variable conditions
• SURROUND HEAT TECHNOLOGY - Featuring Surround Heat Technology, the sock design allows warmth to be distributed evenly around the toes when paired with compatible heating elements, covering both the top and bottom of the foot; The double-cuff construction provides a secure, stable fixing area for the heating system, helping maintain fit & comfort
• SOFT COMPRESSION RATING - Engineered with Power Fit Technology, Hotronic XLP PFI 50 Heated Socks provide light, smooth compression (10-15 mmHg) that supports circulation without restriction; The Power Fit Index of 50 ensures gradual pressure distribution, enhancing comfort, reducing foot fatigue, and improving overall fit
• ENHANCED STABILITY, SUPPORT & COMFORT - Added shin protection improves comfort inside tall or rigid boots; The pre-installed wire hugs the leg snugly, keeping the sock in place, while an anatomically contoured shape and thick construction deliver stability, support, and controlled compression for winter wear