Product Performance: This women's sleeveless vest is made of polyester and spandex, soft to the touch, comfortable and breathable to wear, lightweight and durable, and not easy to shrink or deform. The proper elasticity makes it close to the skin, not too tight or loose, giving you a comfortable wearing experience. The classic design, black edging, moderate thickness, sleeveless design, reduce the sense of restraint of clothes, the close-fitting design can show the body curve, making you confident and charming. Applicable Scenarios: This soft and light vest is a must-have for most ladies and girls. It is suitable for different sports activities, such as running, yoga, dancing, cycling, fitness exercise, jogging, etc. It will bring you a more relaxing and happy time. You can wear it in daily wear, shopping, or traveling to show your good figure. Material Description: 95% polyester + 5% spandex (95% Polyester + 5% spandex) Washing Instructions: It can be hand-washed or machine-washed. Do not soak for a long time. Do not bleach. The temperature of the washing liquid cannot exceed 45oC. Special Note: This size data is measured under the flat tile. Due to different measurement methods, it is normal that the error is within 1-2cm. Produce Time:? 7-10business days.