A variety of combination socks are black. All you need to do is buy two pairs of practical unisex socks, 38 yards and 44 feet, at an affordable price. Easy to match with everyday clothes. Foot warmer is a high-tech product with tourmaline as the core and functional nano biological materials. The spots on the socks are made of tourmaline, which resonates with the human body's magnetic field. And through the body's own energy can continue to release heat, negative ions, far-infrared produce deep thermal effects. Foot care TCM believes that when people get old, their feet will wither first. All organs of the human body can find corresponding reflex areas on the feet, and massage of the corresponding reflex areas can relieve the pain of the corresponding organs. Wearing our socks and tourmaline massage points covering all acupoints on your feet can effectively protect your health. The mouth and toes of the exquisite tailored socks are of fine workmanship, with high seam strength and high elasticity. When pulling, you can feel the soft texture of pure cotton without any tension. Scraper scratch test: the scraper slides smoothly on the fabric without scratching the thread. Give you the greatest comfort. Multi functional stop socks can provide a safe and reliable step in any training or activity. Ideal for bars, Pilates, yoga, ballet, trampoline, work or smooth floors. It can permanently keep you away from heat in cold winter. When fatigue occurs, it can improve microcirculation, accelerate metabolism and quickly relieve fatigue.