Feature: 1. Provides support for the arm, effectively relieving pain and swelling in the arm and elbow. 2. Prevents elbow collisions and stabilizes and protects the arm and elbow, promoting rapid muscle recovery. 3. Thickened sponge pads on the elbows are softer and offer better protection against collisions, making it safer to do exercise. 4. Hook and loop fasteners design, adjustable tightness, more comfortable to wear, and easy to take off. 5. Suitable for different sports, such as dancing plank, cycling, running, basketball, volleyball, football and so on. Specification: Item Type: Elbow Support Brace SizeUp circumferenceDown circumference Wide S 34cm / 13.4in 31cm / 12.2in 20cm / 7.9in M 37cm / 14.6in 34cm / 13.4in 20cm / 7.9in . Package List: 2 x Elbow Support Braces Note: 1.Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.