• Zipper closure for easy opening and closing in both directions, environmentally friendly and reusable. • Opaque, made of white-colored film. • Rectangular side fold that adapts to the shape of the mattress. • Very stable 120µ film material, extremely tear-resistant, odorless, and waterproof. • Provides hygienic protection against moisture, dust, dirt, and pests. • Protective cover, transport, and storage in one.