Scar Smooth is a silicone plaster to reduce the size of Keloids and Hypertrophic Scars. Scar Smooth is 4x7cm silicone gel sheet which can be used on old and new scars. It is easily applied and prevents scar pain and itching. Apply silicone sheet and leave on for 12 hours a day. Can be washed and reapplied. Improvement can be seen within 3 months. Sheet can be replaced once it loses its stickiness (usually 1 month).