Features： 1、Made with soft fabric, wearable in all seasons, breathable and good looking. 2、Hemming design, fine workmanship, exquisite and wear?resistant. 3、Flexible and soft support at the waist, reducing pressure on the waist. 4、The leather is fixed, and the thread will not be pulled off repeatedly, and it is durable. 5、It just takes 2 hours a week to develop good sitting habits in 3 weeks. Specification： Item Type: Posture Corrector Color: Blue Optional Size: S, M, L, XL, XXL Material: High stretch fabric Product features: It just takes 2 hours a week to develop good sitting habits in 3 weeks. Size Abdomen Length Suitable WaistSuitable Height Suitable Weight S 80cm / 31.5in 60-75cm / 23.6-29.5in 140-150cm / 55.1-59.1in 40-60kg / 88.2-132.3lb M 90cm / 35.4in 70-85cm / 27.6-33.5in 150-170cm / 59.1-66.9in 50-70kg / 110.2-154.3lb L 100cm / 39.4in80-95cm / 31.5-37.4in 160-180cm / 63-70.9in 60-80kg / 132.3-176.4lb XL110cm / 43.3in 90-105cm / 35.4-41.3in 170-190cm / 66.9-74.8in 70-90kg / 154.3- 198.4lb XXL 120cm / 47.2in 100-115cm / 39.4-45.4in 180-200cm / 70.9-78.7in 80-100kg / 176.4-220.5lb Package List： 1 x Posture Corrector