Tourmaline acupressure self-heating shaping socks - This product uses tourmaline to generate heat and stimulate foot acupuncture points, delivering a massage-like relief while keeping feet warm. - Ergonomic foot-fitting design places the hot spots close to the sole for direct acupoint stimulation, supporting nervous system regulation and promoting blood circulation. - Soft breathable insulation material from high-quality polyester wool offers a comfortable feel, plus absorbent, breathable, quick-drying properties and elastic thickening for a secure fit. - All-day warmth in cold weather for a range of activities. Suitable for hunting, skiing, ice fishing, hiking, mountaineering, running, walking dogs, snowboarding, motorcycling, riding and other indoor or outdoor use. - Practical use scenarios: 1) Winter sports and outdoor work: keeps feet warm and helps reduce fatigue during activities like skiing, hunting, and ice fishing. 2) Travel and daily wear: comfortable warmth during long commutes or flights, with a massage-like foot relief. 3) Outdoor recreation in cold conditions: suitable for hiking, dog walking, snowboarding, and other active pursuits that demand warmth and support.