The underwire push up bra is the most common underwear, which refers to the underwear with semi-circular frame made of alloy or plastic in the production process. The advantages of The Underwire include: mature design and production mode, rich styles ; It can effectively lift the chest and reduce chest sagging. The disadvantages of The Bralette include: small elasticity, which needs to be purchased in strict accordance with the size; Heavier than other new underwear, it will increase the burden on the shoulders.