Winner of the waterproof plaster protector prize - The waterproof block covers of blocks are designed to protect the plasos or bandages with a soft and hermetic waterproof stamp. Sizes guide - See the carving table. Measure the arm or leg. The correct circumference is vital for a hermetic closure. Take into account adult and child sizes. Visit our store to see the full range of products Swimming, shower and bathroom - Waterproof plaster covers specifically designed to be totally submerged, with totally waterproof protection for plaster, bandages and bandages.