1. PROVIDE SUPPORT: There are double Y shaped cross straps on the back of the hunchback corrector to improve back fatigue and increase comfort, ergonomic design. 2. FIX WAIST: Waist hook and design, strong stickiness, can easily adjust the tightness according to the waist circumference. Wrap shoulder design, fit the physiological curve. 3. CORRECT POSTURE: Curved steel plate support to help reduced pressure. Open shoulder and stretch back, chin up and chest out, keep your waist straight and your stomach in. 4. APPLICABLE PEOPLE: Effectively straighten posture, improve temperament and image. Exquisite workmanship, attention to details, 3D tailoring, perfect for adult and student. 5. SOFT POLYESTER: Back posture corrector is made of polyester and polyurethane, soft and skin friendly, thin and breathable, comfortable to wear, easy to clean, durable. Spec: Item Type: Back Posture Corrector Material: Main Fabric: Polyester 93.2%, Polyurethane 6.8% Hook and Smooth Surface: Polyester Hook and Suede: Polyester 55.9%, Nylon 44.1% Color: Black Characteristics: Breathable mesh fabric Thickness Index: Ultra thin Breathability Index: Ultra Breathable Elasticity Index: Super elastic Softness Index: Soft Applicable People: Young white collar workers in the office, those with frequent back soreness, adolescents (especially those who carry large school bags or have poor writing and standing posture that affects physical development), those with a tendency to hunch over their chests or uneven shoulders Package List: 1 x Hunchback CorrectorFIX WAIST: Waist hook and design, strong stickiness, can easily adjust the tightness according to the waist circumference. Wrap shoulder design, fit the physiological curve. SOFT POLYESTER: Back posture corrector is made of polyester and polyurethane, soft and skin friendly, thin and breathable, comfortable to wear, easy to clean, durable. APPLICABLE PEOPLE: Effectively straighten posture, improve temperament and image. Exquisite workmanship, attention to details, 3D tailoring, perfect for adult and student. CORRECT POSTURE: Curved steel plate support to help reduced pressure. Open shoulder and stretch back, chin up and chest out, keep your waist straight and your stomach in. PROVIDE SUPPORT: There are double Y shaped cross straps on the back of the hunchback corrector to improve back fatigue and increase comfort, ergonomic design.