Queen/Full/Full-XL sized mattress vacuum bag (blue zipper) includes 1 Queen/Full/Full-XL sized mattress vacuum bag and 4 binding straps. Vacuum mattress bag compresses your mattress for easy move. Mattress compression bag (blue zipper) can be used multiple times with proper care. Step-By-Step Instruction: 1. Slip the mattress inside the vacuum bag. Remove all bedding from the mattress and clear your work area. 2. Slide the zip slider from end-to-end at least 2 times. 3. Vacuum the Mattress: Use any general-purpose vacuum cleaner to compress the mattress. After the vacuum cleaner machine is turned on, the bag will shrink as the air is removed. 4. Roll the Mattress: Roll your compressed mattress from one side to the end. Tips: Please make sure to place the valve on top of the mattress while vacuum. Do not drag/slide bag after vacuuming the mattress to avoid damage. Be ware of sharp items that could damage the mattress vacuum bag. Please ensure the zipper is fully sealed for optimal compression.