Compression wrap are utensils that put pressure on a particular area of the cup helping the blood to return from the feet to the heart, thus acting as a kind of pump that acts against the force of gravity and helps the blood return. Misuse can cause tissue damage, swelling, and circulation problems. For this reason, it is important to only use it with medical advice and follow-up, so that new health problems are avoided.
Compression wrapping is used to reduce swelling and assists with sprains and wounds. If the wrap is applied wrong then this can cause impairment in circulation in the skin, it can cause an abnormal amount of swelling and irritate the skin. Therefore it seems likely that the answer would be tissue.
