Built for Performance and Support for Stiff and Sore Muscles Copper Joe recovery back brace gives you the support you need, while still allowing your muscles to move, work, and strengthen. Our fully adjustable back brace applies even pressure across your lower back which provides relief from lumbar pain, sciatica, tendonitis, stiff or sore muscles, tendons, joints, and more. Four-Way Stretch Compression provides and enhances your movements and mobility while maintaining stability. No slipping or sliding down, no matter the activity. Made with up to 88% copper-infused in the nylon. Our ULTIMATE COPPER recovery back brace is Easy to put on and comfortable to wear – just make sure you select the correct size based on the sizing chart.