Provides firm, targeted support for the elbow and forearm during repetitive-strain activities such as tennis, golf and manual work. The adjustable, removable strap lets you increase compression where needed. Aerotherm neoprene construction (80% neoprene, 7% nylon, 6% elastic, 4% polypropylene, 3% polyester) retains heat for added comfort. One-size-fits-all black design delivers Level 2 (firm) support and comfortable day wear.