Usage steps: 1, first put the cloth where you want to stick it, and stick the side with hot melt adhesive on the clothes (the glue can't be torn off). 2. Turn the clothes over. After the temperature of the electric iron reaches 120 to 150 degrees Celsius, iron the clothes for 10 to 13 seconds (if the clothes are thick, it needs to be ironed for about 15 to 25 seconds), so that the clothes are heated evenly. 3. Wait for about five minutes to ensure cooling and check whether it is firm. If it is not ideal, you can do it again in the above way.