How to use? step 1: all the products you will vacuum must be clean and dry. carefully fold each piece and stack neatly into the bag. do not overfill the bag. keep a minimum distance of 10 cm from the closing edge to ensure density. step 2: hold one edge of the bag opening and press the two edges firmly with the thumb and forefinger of your other hand. with the latch inside the bag, press and slide the latch tightly 4 times from one end of the mouth of the bag to the other end and close the zipper of the bag. make sure that the mouth of the bag is closed. step 3: open the cover on the valve and place the tube of the vacuum cleaner on the cavity, start the vacuum and suck all the air inside the bag until the desired vacuum effect is achieved. when your bag is compressed enough, disconnect the vacuum cleaner tube from the valve, close the lid and end the vacuuming process.4. step : lock the lid and place the vacuum packed textiles in the storage area with the valve lid facing up. while carrying the bag, do not drag it by holding the valve or the filling mouth of the bag. in order to use your vacuum bag for a longer time, be careful not to damage your bag in the areas where you will stack it, and to stay away from cutting and piercing tools. more than 100 stocks are offered to be sold at the campaign price. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.