Reduce Pain - Be More Active And Regain Pain-Free Mobility!

Are you looking for a simple, cost-effective way to reduce hip, pelvic, lumbar and leg pain associated with sacroiliac joint problems?

Are y...

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Reduce Pain - Be More Active And Regain Pain-Free Mobility!

Are you looking for a simple, cost-effective way to reduce hip, pelvic, lumbar and leg pain associated with sacroiliac joint problems?

Are you looking for the perfect way to alleviate discomfort from back pain effortlessly and enjoy an active life again?

Look no further because we have the solution for you!

Invest In An Effective & Safe Solution With The BackWonder SI Joint Belt By GNR!

The BackWonder sacroiliac belt provides optimal lower back, pelvic, and sacroiliac support. Designed by an expert physical therapist to compress the SI Joint and help alleviate hip, pelvic, lumbar and leg pain associated with sacroiliac joint problems. The BackWonder is recommended and used by physical therapists, chiropractors, and hospitals nationwide.

You can easily put it on under or over your clothes, tighten the double layer of straps accordingly, and instantly experience pain relief so you can enjoy all of your activities. Its lightweight offering has an extremely comfortable fit that stays in place throughout the day.

7 Extra Reasons Why Our Sacroiliac Joint Belt Is The Best Choice You Can Make:

4 sizes to choose from for an optimal fit: S 26" - 34", M 34" - 42", L 42" - 48", XL 48" - 54"

Features a unique offset buckle allows you to tighten the belt without painful twisting of your trunk

Double side-pull elastic cinch straps offer extra support for lifting or more strenuous activity

Ergonomic design with two non-slip interior panels for a secure fit

High-quality materials and durable construction

Wide soft neoprene foundation strap includes a moisture absorbent lining

Lightweight and easy to clean - Hand wash- lay flat to air dry

Place Your Order Now For An Easy Way To Go Pain-Free! Click "Add To Cart"!



  • Designed by a PHYSICAL THERAPIST: BackWonder SI joint belt provides extraordinary support and comfort for those suffering from low back pain related to sacroiliac joint problems.
  • Reduces SI joint pain: If you spend long periods of time sitting, your lower back may start to feel stiff and sore. The BackWonder sacroiliac belt can help by providing support for the lower back and SI joint, reducing pain and enabling you to sit for more extended periods of time with less discomfort.
  • Extraordinary Comfort: You will feel the difference right away with our SI belt. The wide, soft neoprene foundation strap includes a moisture-absorbent lining. “Non-slip” panels hold the pelvic support in place while allowing you to move around without restriction.
  • Easy to use: Wear this sacroiliac belt for women or men over your “underwear”. Position the Back-Wonder SI joint belt with the blue center-line stitching of the “cinch straps” centered just above your buttocks. The buckle will then be offset to one side. Position it LOW so that the SI belt is BELOW your hip bones. Once positioned, thread the end of the SI belt through the metal buckle and pull snugly to lock it in place with “hook and loop” material. Reach back grab the “cinch strap” on each side by the webbing at its’ end and pull firmly. Again, securing with “hook and loop” material.
  • Designed by a PHYSICAL THERAPIST: BackWonder SI joint belt provides extraordinary support and comfort for those suffering from low back pain related to sacroiliac joint problems.
  • Reduces SI joint pain: If you spend long periods of time sitting, your lower back may start to feel stiff and sore. The BackWonder sacroiliac belt can help by providing support for the lower back and SI joint, reducing pain and enabling you to sit for more extended periods of time with less discomfort.
  • Extraordinary Comfort: You will feel the difference right away with our SI belt. The wide, soft neoprene foundation strap includes a moisture-absorbent lining. “Non-slip” panels hold the pelvic support in place while allowing you to move around without restriction.
  • Easy to use: Wear this sacroiliac belt for women or men over your “underwear”. Position the Back-Wonder SI joint belt with the blue center-line stitching of the “cinch straps” centered just above your buttocks. The buckle will then be offset to one side. Position it LOW so that the SI belt is BELOW your hip bones. Once positioned, thread the end of the SI belt through the metal buckle and pull snugly to lock it in place with “hook and loop” material. Reach back grab the “cinch strap” on each side by the webbing at its’ end and pull firmly. Again, securing with “hook and loop” material.

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