Mcdavid 6500 Hex Padded Arm Sleeve, Compression Arm Sleeve w/ Elbow Pad for Football, Volleyball, Baseball Protection, Youth & Adult Sizes, Sold as Single Unit (1 Sleeve) Hex Technology is superior, closed cell foam padding that gives every athlete, in any contact or collision sport, the remarkable advantages of protection, durability and confidence. Arm compression maintains muscle warmth and prevents abrasions and scratches 9mm Hex Pad Technology positioned at the elbow Moisture Management Technology is all about cool and dry Machine washable/dryable Includes one sleeve Fits either arm 80% nylon/20% spandex