Copper Fit Ice is the first line of copper-infused compression garments to incorporate the cooling sensation of menthol into a patented micro-encapsulation technology. The Ice Knee Compression Sleeve features a strong circular knit compression fabric for all-day comfort and is designed to provide more support and help temporarily relieve muscle and joint aches and pains. The seamless anti-chafing sleeve is breathable . copper-infused to reduce odors . and is infused with the soothing aroma of menthol. The more you move . the more you release.