Our toning belly button stickers contain waterproof materials and hypoallergenic adhesives. It allows you to effortlessly achieve a slimmer, more defined waist, creating the illusion of a shapely midsection. With instant slimming effect, waterproof lasting easy to use. Its use method is very simple: first wash the abdomen skin, dry the purchase car, then open the package, take out the sticker, tear off the back film product comparison, and finally put the sticker in the desired position, so as to achieve the slimming effect.