Made of fine quality PVC material, waterproof, dampproof, mould proof. Flexible PVC sealing strip, it could be folded into 90 degrees for tightly sealing in the seams between walls. It has glue on the rear, very convenient to use, you can tear and stick it on the corresponding area directly. Easy to use and trim, you could trim it into the length you need, practical to use and reduce waste. Widely used for sealing the seams of sink, basin, bathtub and walls, it could prevent them from getting mouldy and black, keep your kitchen and bathroom clean and tidy.