Save space and energy - use vacuum sealing technology to compress your foam mattress to the original size it was when it came to you That makes the move and the return super easy The space-saving bag is easy to use and store, and has been designed to be compatible with almost all vacuum cleaners Versatile Storage Bags - Each space-saving, vacuum-sealed bag is designed to provide a matching double mattress for security Our mattress protector bags can also be used to store clothes, bulky fabrics, & nbsp; & nbsp; & nbsp; Mattresses, pillows, blankets and more can be used Optionally with double zippers and retaining clips Our unique double seal design was developed to lift all of the air during the vacuum process, ensuring long-lasting compression The retaining clip ensures & nbsp; & nbsp; & nbsp; ensuring that the clip does not come off the zipper or stay behind Keep your mattress safe - our mattress storage bags ensure your mattress, clothes and comforters are kept safer to protect them from moisture, dust and air while also saving storage space & nbsp; & nbsp; & nbsp;