Back & Lumbar Support Cushions Posture Support Back Brace for Clavicle Back Straightener By XQWOXQ Size S-- Suit for Under Bust: 60-80cm / 23-31inch Suit for Height: 130-150cm M-- Suit for Under Bust: 70-90cm / 27-35inch Suit for Height: 150-170cm L-- Suit for Under Bust: 80-100cm / 31-39 inch Suit for Height: 170-190cm XL-- Suit for Under Bust: 95-110cm / 37-43inch Suit for Height: 180-200cm Product Description Color: Black, Pink, Blue, Beige Size: S, M, L, XL (Please Select) Suit for: Men, Women, Adults, Male, Female, Teenagers Applicable Scene: Running, Climbing, Golf, Basketball, Football, Soccer, Volleyball, Tennis, Badminton, Mountaineering, Hiking, Cycling, Biking, Weight Lifting, Yoga, Sports Fitness and so on Please allow 1-2cm measuring deviation due to manual measurement Due to various monitors and lighting conditions, colors may be slightly different from listed pos. Functions: 1. Muscle pain relief: The coronal and lumber section of the frontal plane maintains the gravity balance of the body, reduces the burden on the muscles, corrects and relieves pain, and bad postures would cause sore necks and shoulders, and even headaches 2. The role of protection: Wearing is comfortable and breathable, can be applicable to all including men and women, young and old, it can play a good role in correcting the back.Applicable to those workers with pain in back and shoulder due to the long time standing, sitting or keeping of the same posture 3. Easy to adjust and wear: Universal size, easy to wear, without any help, you can take off and wear a pose corrector by yourself About the Product: 1.Better Bone HealthThe back posture corrector helps you open up your shoulders. By pulling your shoulders, your bones will