8.5-10 inches. Copper infused compression sleeves. New contour design. Perfect fit guaranteed. Brett Favre - Quarterback Legend. Copper infused. Wicking. Odor reducing. Compression sleeves have long been known for providing muscle and circulatory support. Copper Fit's new performance fabric and contour design provides a perfect fit and all-day comfort compression. Fits under clothing. Reinforced band to keep sleeve from slipping. Copper infused high performance fabric. Odor reducing & wicking. Contour design for the perfect fit. 4-way stretch for maximum flexibility - all-day comfort. CopperFitProducts.com. Made in China.