PLace the cLothes (the glue cannot be torn off). Adjust the temperature of the iron to the cotton and Linen position, and iron it harder for 10- -20 seconds from the front of the cloth sticker to make the cLoth sticker a fixed position, Then turn the cLothes upside down and. iron them from the reverse side for about 30 seconds, pressing hard to make sure the adhesive melts .After ironing,you can sew a few stitches on the edge of the cLoth with a needle thread after ironing .