Why put a leech on a bandage? Actual doctors are using leechesagain. Isnt it shocking that using leeches in medicine has come back in vogue? Turns out a leech gets the blood flowing around wounds and restores blood flow in blocked veins. In medieval times they were used by bloodletters to balance the humors of the body. Now, theyre used by plastic surgeons to help people recover from difficult surgeries. Each of the fifteen3" x 1" largesterile strips has a picture of a leech on it. While they have none of the healing properties of actual leeches, they still look like you know what youre doing. They come in a 3-34" tall metal tin with a FREE PRIZE! Latex-free adhesive.