Lycar fiber, neoprene shoulder support braceCompression therapy. This support provides gentle compression to the shoulder, which helps increase blood flow and reduce recovery timeComfortable and breathable. This one shoulder support is great for all sporting activities and everyday use for men and womenAdjustable elastic shoulder brace allows different people to use it, best for shoulder width 36-51cm(14.1"-20.0")This one shoulder is great for all sporting activities and everyday use, one size fits both shoulders.It has reusable gel packs included, you can use it hot or cold.