Whether working out on a mat or equipment, the Spine Supporter is designed to support the spine and reduce neck tension. Complete with support straps, it's ideal for those with weak lower backs and for developing proper form during abdominal work. Includes an "Easy Start Exercise Poster" illustrating a few basic exercises.Improper use of exercise equipment may cause serious injury. Use STOTT PILATES equipment only after use and safety training by certified instructors. By choosing to use STOTT PILATES equipment you assume the sole responsibility for its proper use. You agree to release, indemnify, and hold harmless all retailers, distributors, and manufacturers for injuries resulting from your unsafe or improper use of STOTT PILATES equipment. To prevent unsafe or improper use of STOTT PILATES equipment, and to ensure proper maintenance and timely replacement of component parts, please read all assembly information thoroughly and follow the directions in your  owner's manual  carefully. www.stottpilates.com