Specification: Product name: Copper Infused Elastic Knee Support Material: Polyester(Copper Infused) Color: Black Weight: approx.50g Size: S/M/L(optional) Suitable for: Physical exercise sports Feature: Breathable,Elastic,Comfortable,Protective Description: Made from high quality material, which keeps you comfortable, provides the right amount of stretch and snug fit to your knees. It's ergonomically designed for full range of motion, superior comfort and mobility without chafing & irritating. Suitable for all sports activities that involve a great amount of stress on the joints like: running, basketball, soccer, football, golf, cycling, tennis, hiking, volleyball, skiing and much more. Excellent compression support helps relieve joints pain, muscle recovery, improve blood flow. Reduces inflammation/swelling,soreness,stiffness, has heating effect for muscular recovery. Simple and practical/Multifunction Protection/Breathable and Elastic. High elasticity provides more fitting and more comfortable support for the knee, effectively protect the knee. Breathable high performance fabric keeps an optimal joint temperature . Package included: 2/1x Knee support