Body Glove 90164 Sized Breathable Neoprene Elbow Support, Black, X-Large Breathable, Open-Cell Neoprene For Comfort In Hot Conditions Contoured, Sized Fit Mauser Taped Seam For Added Strength Breathable, open-cell neoprene for comfort in hot conditions Contoured, sized fit Mauser taped seam for added strength Fully lined, smooth interior Measure around center of elbow joint. X-Large fits 12-1/4-inch to 13-inch.