TeeHee Eco Friendly Recycled Cotton Thermals Boot Socks 4 Pair Pack. Thermal Socks designed to be worn under boots, direct from the manufacturer. The fully cushioned foot and leg of the shock absorbs impact to make it easier on your feet. Sizing Guideline: Size 9-11 (Women’s Shoe Sizes 6-9), Size 10-13 (Men’s Shoe Sizes 7-11). Quality Guarantee: if you have any problems, please contact us and we will do our best and work with you so that you can leave satisfied!.