What is this product for? This product is for the treatment of common warts and verrucas. Common Wart Common warts have a raised \"cauliflower-like\" appearance and are skin coloured, hard and rough. They usually occur on fingers, the backs of hands and the knees. Verruca Verrucas are more flattened, have hard outer edges and often have small black spots in the centre. They occur on the ball of the foot, the bottoms of the toes, or on the heel. What Are the Benefits? - Effectively removes common warts and verrucas in as little as one treatment - Precise, targeted action