87232 Size: XX-Large Features: -Designed to elevate skin temperature and increase circulation which can provide temporary pain relief from diabetic neuropathy ray nards disease and arthritic conditions in the foot and ankle.-Non-slip safety sole TM rubber grip bottom helps prevent slipping.-X-Small: Men"s 3-5, Women"s 4-6.-Small: Men"s 6-7, Women"s 7-9.-Medium: Men"s 8-10, Women"s 10-11.-Large: Men"s 11-12, Women"s 12-13.-X-Large: Men"s 13-14, Women"s 14-15.-XX-Large: Men"s 15 and up, Women"s 16 and up.