Designed for Compression, the seamless knit construction of the stronger, targeted compression no matter what you do. No seams = no rubbing or chafing. Knit construction for excellent breathability and moisture wicking. Full support for the upper arm and shoulder. Commonly used by people suffering from shoulder pain, rotator cuff injuries or AC Joint pain, the brace supports the shoulder for healing while allowing a full range of motion without over-rotation. Help improve performance while playing baseball, basketball, soccer, golf, weightlifting, hiking, running, tennis, and volleyball. Keep your shoulder joint and upper arm muscles compressed with our ultra-comfortable knit that gives you confidence and support while still allowing you to retain your range of motion. Use the adjustable strap to customize the shoulder support. This is extremely important because by retaining your range of motion, your muscles can continue to work and strengthen. High Performance + You Can Wear It Everyday - The Compression Shoulder Brace fits comfortably and can be worn under any clothing to help you get the support you need! Our high quality knit will also withstand washing and will not lose its function over the course of time, like many other products!