1、Double compression belts are used to apply force from the shoulders and armpits to the back, and the multi‑forces gather in the center of the spine to straighten the waist and back 2、The memory support plate at the spine and the plastic strips on both sides of the waist provide support to improve your posture 3、With hook and loop, the back brace has strong stickiness and is not easy to wrinkle, which makes the service life longer and gives you a good experience 4、The back brace posture corrector can fit the body very well, so don't worry about the back brace falling off 5、Posture correction in daily life can help relieve pain and tension. Suitable for men, women and children. There are 3 different sizes for you to choose Item Type: Back Brace Posture Corrector Features: Vest-style Design, Three-dimensional Tailoring Suitable for the Crowd: Adults, Men, Women and Children M Size Suitable for Waist Circumference Approx. 68-80cm/27-31in, Height Approx. 150-170cm/50-67in, Weight 70-120 Kg (suitable for Children) L Size Suitable Waist Circumference Approx. 81-92cm/32-36in, Height Approx. 171-178cm/67-70in, Weight 125-150 Kg XL Size Suitable Waist Circumference Approx. 93-105cm/37-41in, Height Approx. 178-185cm/70-73in, Weight 150- 178 Kg 1 x Back Brace Posture Corrector