Want to 'leave' behind visible scarring from surgery, burns, injuries, or cystic acne? This reusable sheet of pure medical-grade silicone—the height of high-tech and low-maintenance—is effective on old and new scars, is the perfect post-op preventative, and is recommended by 12 out of 10 doctors. (Size should extend ¼" beyond scarred area) 1 Small Scar Leaves* (1.5 x 4") 1 Large Scar Leaves* (3 x 10").