You can also check ACE Moderate-Stabilizing Lumbar/Back Support Adjustable Brace 1 Pack and Copper Fit Back Pro Brace Waist Support S/M 28" - 39" waist for a better comparison at Backsupportbelt.us.

Product DescriptionSizeInchcesCMUniversal28 to 4471 to Uni flexibility and the patient.
It supports and sacral the allay syndrome. flexi contoured to enhance and correctness of posture on the sizingSmart and panelPre-shaped rigid splintsSalient featureElastic heat resistant high modulus functional better tapered immobilization, more comfort.Pre shaped semi rigid stress posture, effective immobilization.Lean construction comfort, everyday a support, excellent use during traveling, a belt.Broad hook-loop easy application and quick removal, universal sizing.
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