?100% High-Quality Fabric?NIDDOR push-up adhesive bra inserts are made of premium sponge, nylon fabric, and silicone materials, providing softness, comfort, and excellent breathability to prevent sweat buildup. weighing only 100g, they are extremely lightweight and can be hand-washed with water for reuse ?Excellent Adhesive Effect? The self-adhesive chest pad insert is coated with a high-quality hot melt adhesive layer, which has a strong adhesive effect and can effectively prevent displacement and falling. there are two ways to use it, stick it directly on your underwear or insert it into the seams of your underwear. ?Universal Fit?No need to check the size chart, one size fits all. it can be stuck under the breasts for a push-up effect, or slightly to the side for a cleavage effect. what's more, it can tailor the shape to your personal preference ?Washable And Reusable?Meticulous care is essential to extend the service life of the product. you can clean the silicone layer by hand washing it with water to keep it sticky. if the gel is not very sticky, you can try using a hair dryer (warm air) to blow it for 2-3 minutes ?Suitable Occasions?These triangle-shaped push-up sticky bra cups are designed with a thin top and thick underneath that give you a perfect and natural push-up. Suitable for most kinds of underwear, such as regular bras, swimwear, lingerie, sports bras, and so on, and it can be applied for wedding, party, daily wear and more.