Before you wear it! Convenient maintenance to keep your shoes longer. [Features] 100% urethane resin; Easy to repair and reinforce foots; Shock absorption while walking; [How to use] (1) Remove moisture and dirt from the surface of the shoe heel. (2) Peel off the backing paper of the double-sided tape attached to the back of the product, and place the product in place that is prone to wear on the heel of the shoe. (3) Push the nail deep for reinforcement. (It is convenient to place an empty can such as juice when you knock the nails. If the head of the nail is removed, it may cause it to fall off quickly. Please do not use for anything other than designated parts. Please be aware in advance that there may be differences between individual users depending on the usage environment. Keep out of reach of children.