If other outdoor boot socks are too restrictive, give the Diabetic Thermal a try. Unique relaxed fit with all-over thermal cushioning keeps feet warm and dry in the field or on the trail. 

65% Acrylic, 19% Wool, 16% Stretch Nylon

MD (Shoe Sizes: Men's 5 - 9.5Women's 6 - 10)

LG (Shoe Sizes: Men's 9 - 12Women's 10 - 13)

XL (Shoe Sizes: Men's 12 - 15)