About the product: 1. Relax Muscle Disease, Help Treatment & Relief: It can relax lumbar muscle spasm, strain and pain. Reliable to help relief pain of degenerative disc disease, spinal stenosis, sciatica, spondylolysis, pain in back caused by herniated discs. Perfect for postoperative recovery. 2. Principle of gas-filled airbag: After inflated, it can provide a traction and enough decompression for waist spine to elongate the intervertebral space in lumbar spine, and to reduce vertebral burden & alleviate back pain.(NOTE: Does not include a heating pad). 3. How to work: Equipped with airbag ball to adjust air pressure manually, only need to slightly press the airbag ball to control upper and down airbag, and easily pressing the button on the airbag can deflate. 4. Suitable For All Genders - you can benefit from this postoperative rehabilitation support that is fully adjustable and designed to fit all genders. Effectively get rid of shoulder, back, and neck pain from sprains, muscle spasms, and strains. 5. Inner made of breathable mesh material, very comfortable. Detachable easy to clean. Can be used at home, office, car, standing or sitting use acceptable. MULTI FUNCTION Application: Relax Muscle Disease, Help Treatment & Relief: It can relax lumbar muscle spasm, strain and pain. Reliable to help relief pain of degenerative disc disease, spinal stenosis, sciatica, spondylolysis, pain in back caused by herniated discs. Can be used at home, office, car, standing or sitting use acceptable. Principle of gas-filled airbag: After inflated, it can provide a traction and enough decompression for waist spine to elongate the intervertebral space in lumbar spine, and to reduce vertebral burden & alleviate back pain.(NOTE: Does not include a heating pad) How to work: Equipped with airbag ball to adjust air pressure manually, only need to slightly press the airbag ball to control upper and down airbag, and easily pressing the button on the airbag can deflate. Suitable For All Genders You can benefit from this postoperative rehabilitation support that is fully adjustable and designed to fit all genders. Effectively get rid of shoulder, back, and neck pain from sprains, muscle spasms, and strains. Breathable: Inner made of breathable mesh material, very comfortable. Detachable easy to clean. Material: mesh Color: white One size fits most, universal for both male & female Suit for postoperative recovery. Package include: 1Set* Airbag Fracture Postoperative Rehabilitation Support