We often get asked: 'Does copper wear really work?' Check this customer's review of our copper knee sleeve! br BUY NOW on Amazon: br br br 'Bought this CopperJoint Knee Sleeve (similar to Tommie Copper) for my 79 yr old mom. She had knee surgery but was still having some discomfort. I ordered the 2xl as I knew she wouldn't want it extremely tight. br She loves it. br She says the material is very comfortable on her skin.