Size M About this product: 1: This waist shaper corset uses highly elastic fabric and fits all body types. It's comfortable even when worn for long periods. It's also highly breathable, making it suitable for all seasons. 2: The corset waist nipper has 7 built-in bones to firmly support the back. It naturally improves your posture unconsciously. Recommended for those who are concerned about their body shape. 3: The double-compression design provides a more effective waist-cinching effect. The hook-and-loop design allows you to adjust the tightness according to your comfort level. You can also wear it for extended periods as your body shape changes. 4: Both office workers and students often sit for long periods, leading to a protruding belly. Misalignment of the pelvis can also cause an uneven abdomen. Wearing this correction belt will firmly tighten your abdomen, allowing you to comfortably create a cinched waist while working or studying. 5: This back belt provides a moderate level of compression, helping to prevent overeating. Recommended for those who don't have much time for exercise. You can wear it all day long, even during activities like running, childcare, or housework.