Sheepskin boots are a very popular buy for cooler to cold months and Bearpaw,Brumby, and Adi design have a great selection to choose from.
Bearpaw, Brumby, and Adi design
All these sheepskin boots have great product reviews and customers absolutely love their sheepskin boots. Also keep in mind that Sheepskin boots do tend to stretch out a little after wearing to better fit your foot.