Application: The ZINUU back brace for back pain is designed for office, home and outdoor use; suitable for all ages; great for Crossfit training, running, ball games, cycling, weightlifting, skiing and other exercise activities. Choose The Right Size: Our lumbar back support belt fits both men and women. Please make sure you measure circumference around the navel when choosing the right size. Please DO NOT use your pant size as reference. Wearing Time: Wear the lumbar support belt for 1.5-2 hours per day, start with wearing the back posture brace 15-20 minutes a day. If you feel pain or are tired from wearing the brace, take the back brace off and wear the back brace posture corrector again the next day or two. Gradually keep adding more time to wear back support until your body gets used to the corrected posture position. Comfortable and Breathable Back Belt: ZINUU lower back support brace is made with a soft light-weight material, and the unique 16-hole mesh fabric can release excess heat and moisture. Lower Back Support Belt double adjustment for comfort and fit you can wear in your daily routine. For sports, fitness, aerobics, jogging, walking, basketball, football, handball, volleyball, running, skiing, dancing, etc. Back Support Belt for Men and Women: The straps for back braces for lower back pain are double elasticated for even pressure over a wide area with a wide range of pressure adjustments. Our back brace fits most men and women with a waist size of 27-47inch/70-120cm. ( The unstretched length is 70cm, stretched to a maximum length up to 120cm, plus an additional stretch length of 10cm extension strap. ). Back Pain Relief Back Support : ZINUU back brace for back pain designed with 6 support plates around the wist side and 22 massage points on the back, features dual adjustment straps to provide customized fit and uniform pressure, provides full professional support for your lower back. Our back support brace is suitable for sciatica, herniated discs, scoliosis, spinal stenosis, spondylitis, osteoarthritis, lower back pain, hip pain, muscle strain, sports sprain, post-operative healing, etc.