Provides superior compression to help relieve pain and discomfort caused by tennis elbow. Interior shock absorbing foam pad targets compression exactly where needed - across the extensor muscle. Lightweight and soft brace features base sleeve with Mueller's exclusive moisture-wicking HydraCinn fabric which is latex-free and neoprene-free for all-day comfortable wear. Permanently bonded antimicrobial barrier provides protection against odor causing bacteria, fungus, and other microorganisms. Free nylon mesh laundry bag shields clothing from hook & loop straps in gym bag or washing machine. One size fits most - Fits forearm circumference (near elbow) up to 17" (43cm).