VitaPlus Hydrocolloid Mixed Size Blister help reduce pressure and prevent friction that causes pain. Strong adhesive ensures the plasters stay in place and doesn't rub off even in high friction areas. Hydrocolloid gel plasters seal out germs to aid the healing process. Reducing pain and discomfort. Waterproof stays in place when bathing. Pack includes 2 x medium, 2 x small, 1 x toe plaster.