Our care insoles contain natural rubber and tourmaline. It can reduce and remove spiders and varicose veins, helping to improve blood circulation and capillary health. It can also reduce venous congestion and prevent new varicose veins from forming. Relieves phlebitis vasculitis, soothes swollen veins and promotes blood circulation. Its use method is very simple: 1. Clean and dry the foot skin; 2. Put the insole into the shoe and align it; 3. Wear shoes for daily activities. Care insoles allow mild, moderate, and severe varicose vein recovery to release blood vessel dilation, blood stagnation, and leg soreness to reduce venous congestion, prevent vein blockage, and promote healthy blood flow and circulation.