The most padded insert on the market. The go-to for that wow factor. Instantly boost up to 2 cup sizes. Recommended for tops with structure in the chest area. -Triangular-shaped, best for low v-cut tops -Boosts up to 2 cup sizes -Double-sided adhesive for extra security -Sweat & water-resistant -No sewing required & interchangeable between outfits Unlike a sticky bra that is supported by the adhesive, BOOMBA inserts are supported by the clothing & cannot stay up by themselves. It is crucial to wear them in tight, structured, & fitted tops! Tip: always size down if you're in between sizes for a seamless fit. Please note that results may vary depending on breast size and shape. Results will be similar to a double push up bra. BOOMBA results work best with natural breasts. These inserts are not intended for individuals who have sensitive or thin skin, or women who are pregnant or breastfeeding. New in box (box opened but inserts unused!) Comes from a smoke free home.