THIS LISTING OFFERS TWO SIZES TO CHOOSE FROM! …Use the drop-down menu to select your size. This type of listing does not work well with eBay Mobile so scroll to the bottom of this page & click the blue „Classic Site“ link to ensure that everything is displayed properly!! …The ebay app is also problematic with this sort of listing so it’s best to avoid using it. Copper Fit Energy Compression Knee High Socks 1 Pair Size S/M Or L/XL Black Size S/M fits Men’s shoe size 6-9 and Women’s size 7-10 Color: Black UPC: 754502044245 MPN: CFCS20WM82SM_111919 Size L/XL fits Men’s shoe size 9-12 and Women’s size 10-13 Color: Black UPC: 754502044252 MPN: CFCS20WM82LXL_111919 Luxurious cushioned foot-bed Copper-Infused to reduce odor Easy On, Easy Off graduated compression sock Energizing graduated support that helps increase circulation, reduce swelling, and improves foot and leg comfort, performance, and recovery NEW IN RETAIL PACKAGE Returns Accepted only if item is unopened, the product & packaging remain in exact same condition as when received! Sorry, but there will be restocking fee.