My Happy Feet Foot Alignment Socks with Toe Separators for Men or Women, Light Blue, Medium

I wear 10.5 wide shoe, what size sock.. i see large but is there an XL?

I need a pair for my 9 yr old daughter, she wears big kid size 12. Will the smallest size fit?

What size sock should I get if I wear a 91/2? Go down to a medium or go up to a large?

I wear a 10 women’s athletic shoe, but I don’t wear women’s socks, I borrow my husband’s shoe size 12 men’s. What size should I order?