Item Type: Upper Arm SleeveMaterial: Polyester FiberApplication: Use: Suitable for Joint, Relieve Arthritis Pain. Tendonitis, Sports Injury RecoveryProduct Size: Approx. 42 x 13.5cm / 16.54 x 5.31in ( Manual Measurement, Slight Error May Exist ) .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1Comfortable Compression: This upper arm sleeve perfectly wraps your arm, providing comfortable compression and reliable stabilization. 2Effective Support: This arm support sleeve provide simple and effective support, preventing acute and chronic pain, strains, sprains and fatigue. 3Adjustable Design: This upper arm compression sleeve with adjustable strap allows wide range of movement while providing guidance support. 4Multi Function: This upper arm brace is suitable for joints, arthritis pain relief, and tendonitis, sports injury recovery. 5Durable Material: This upper arm compression sleeve adopts premium polyester fiber, apply even compression around the elbows, reducing muscle fatigue and tendon stress.