Number of Pieces:One Unit Material:Composite Material Model Number:00981 Effect:Release Pain From Illness Item Type:Braces & Supports Application:Back article number:00981 colour:Red Blue Black Applicable age group:aldult Function:Correction size:S,M,L,XL,XXL,XXXL,4XL,5XL,XS Function 1:Back Support Function 2:Posture Correction Function 3:Correction Lumbar Function 4:Decompression Belt Function 5:Posture Corrector Function 6:Spine Corrector Medical Back Support Posture Correction Lumbar Decompression Belt Posture Corrector Back Straightener Back Straightener describe: Made of comfortable and breathable cotton material, buckle, tape; Special eight-open design, easy to adjust the tightness; Easy to wear, comfortable and breathable; Effective for medial fractures. size: Size S: Waist 70-85cm / 27.5"-33.4" Size M: Waist 80-95cm / 31.4"-37.4" Size L: Waist 80-105cm / 35.4"-41.3" Size XL: Waist 100-115cm / 39.3"-45.2" Size XXL: Waist 110-125cm /43.3"-49.2" Size XXXL: Waist 115-130cm /45.2"-51.1" Size XXXXL: Waist 120-135cm / 47.2"-53.1" Specification: how to use: Pull the straps over your shoulders, making sure the elastic is closest to your body. Stretch the waistband around the torso and tie. Adjust position and comfort as needed. The shoulder straps should be pulled back slightly to the shoulder area. If necessary, pull down the seat belt slightly to increase shoulder pressure. Package Included: 1* correction tape notes: Due to differences between different monitors, the pictures may not reflect the actual color of the item. Compare the detail size with your size, please allow 1-3cm error due to manual measurement. If there is a problem with the product, please leave a message before giving bad feedback. Thank you for your understanding By the way, if you like our store, please add our store to your favorite store, you can get our new products and discount information in time.