Our U-shaped Felt Anti Abrasion Pad contain non-woven fabric, low allergenic adhesive. It can relieve the burning sensation caused by friction, improve the space of shoes is too large, improve pressure, prevent the imbalance of the foot, relieve the pain caused by walking and standing It is simple to use: Clear feet, dry skin surface moisture. Paste it on your feet anywhere you need to reduce friction. Tear it off slowly when you don't need it. Reduce wear and tear, prevent toe friction, injury, and blister formation.