Dust and waterproof polythene doorway seal with self-adhesive zip. Prevents the transfer of water and dust from room to room. Attaches around a door opening with masking tape and can be cut to size. Simply unzip/zip when entering and leaving the room. Fits all standard size door openings. Includes masking tape. Size 1.2 x 2.1m (3' 11” x 6' 10”).