Built-in moisturizing hypo-allergenic gel in heel of socks,Washable & reusable& Durable

Helps to moisturise your heels, reduces cracked heels,stop hard skin, provide day&night care

Size: 3.5"*6.4".Fits U.S.women size 8.5 or smaller,or men size 6-10.5. Size may run smaller than normal socks, and a little tight when wear it for better moisturizing

Open-toe design socks to keep feet from sweating and make it breathe fresh air

Package includes:2 pairs gel socks(1 pair Black& 1 pair Grey).All size are measured on stander-ed feet which are not too fat or too thin.