This is an underwear sweat vest, which is made of breathable materials, durable and can be used for a long time. Soaks up sweat quickly and keeps shirts and T-shirts from getting wet. Effective to avoid sweat soaked shirt, suitable for summer outdoor activities, jogging, running and exercise. Features -Material: Milk silk. -Size : About 28.00X29.00X0.20cm/11.00X11.40X0.08inch. Length: 28cm/11.00inch; Flat Bust: 29cm/11.40inch; Sleeve Width: 13cm/5.12inch; Recommended Weight: 80-105 catties; recommended cup: 70ABC/75AB. -Size L: About 29.00X30.00X0.20cm/11.40X11.79X0.08inch. Length: 29cm/11.40inch; Flat Bust: 30cm/11.79inch; Sleeve Width: 13.5cm/5.31inch; Recommended Weight: 105- 120 catties; recommended cup: 75BC/80AB. -Size XL: About 30.00X31.00X0.20cm/11.79X12.18X0.08inch. Length: 30cm/11.79inch; Flat Bust: 31cm/12.18inch; Sleeve Width: 14cm/5.51inch; Recommended Weight: 120-135 catties; recommended cup: 80ABC/85AB. -It is great for jogging, walking, running and more, and can provide you a comfortable sports time. -The size is suitable for most women, because it has a good elasticity, and it is ultra-thin. -It is designed to efficiently prevent T-shirt from being wet by quickly absorbing the sweat. -The workmanship of this product is perfect, and you will have a good experience in using it. -Sweat-absorbing, breathable, close to the body, no traces, very suitable for summer wear, bringing a good experience. Package list: 1 x vest