Callus removal bandages contain hydrocolloid active gel technology which relieves pain immediately and helps remove the callous n corn Compeed callous remover for feet provides optimum cushioning from rubbing and pressure Hydrocolloid Technology provides instant pain relief due to the cushioned layer which quickly relieves the pressure that causes the calluse The wound heeling technology works from the inside out to improve moisturisation which softens the callus, helping to remove it Stays in place for days to help prevent further painful rubbing