This is a clothing/comforter/futon compression bag. Contents: Product Number: M/L/XL ◆60*80 CM-----2 pieces ◆100*80 CM-----2 pieces ◆100*130 CM-----2 pieces Materials: Compression bag: Polyethylene, Nylon Slider: Polypropylene [How to Use] STEP 1: Ensure the items to be stored are completely dry, fold them to fit the size, and place them in the compression bag. STEP 2: Flatten the compression bag and expel the air inside. STEP 3: Close the zipper and slide the slider from left to right to seal. Slide it repeatedly to prevent air leakage. STEP 4: Turn and open the valve lid, then use a manual pump or vacuum cleaner to expel the air from the compression bag. STEP 5: After expelling the air from the compression bag, close the valve of the compression bag. STEP 6: If you have a vacuum cleaner at home, place the tip of the vacuum cleaner hose vertically against the valve and start suction. Once compression is complete, simply remove the hose from the valve. * Note: Please do not remove the transparent silicone inside the valve that prevents air leakage. [Precautions] 1. Please ensure clothes, etc., are completely dry before use. Do not put leather products or food in the bag. 2. Insert items as far into the bag as possible, leaving at least a few centimeters of space from the slider zipper. 3. To ensure a tight seal, slide the slider open and closed repeatedly. 4. There is a pink silicone inside the valve to prevent air leakage, so please do not remove it. 5. Keep out of reach of infants and young children. There is a risk of suffocation if they cover their heads with the bag. This product is a bag for compressing and storing clothes. Do not use it for any other purpose. 6. Avoid heat and fire, and do not scratch with nails, needles, blades, etc.