Stretch cotton and synthetic blend wrap provides comfortable support and magnets for all physical activities.  Used for minor ailments and pain.  Cotton inner lined.  To determine size, measure around the arm just above the elbow, and compare to the measurements listed.

If extra large is too small substitute the medium knee tube.  Each tube has 18 magnets.  Made from Ceramic Magnets (Size C) - 3,950 Gauss.

Elbow Tube - Medium (8 1/2"-9")

Lyon Effective Rating: 20.4 

Elbow Tube - Large (9 1/2" - 10")

Lyon Effective Rating: 20.4

Elbow Tube - X-Large (10 1/2" - 11")

Lyon Effective Rating: 20.4