Body Glove 90170 Breathable Neoprene Elbow Sleeve with Compression Strap, Black, X-Large Breathable, Open-Cell Neoprene For Comfort In Hot Conditions Contoured, Sized Fit Compression Strap Reduces Over grip Breathable, open-cell neoprene for comfort in hot conditions Contoured, sized fit Compression strap reduces overgrip Fully lined, smooth interior Measure around center of elbow joint. X-Large fits 12-1/4-inch to 13-inch.