The Winterbird features:

• The uppers are made from 100% wool felt which provides a moisture wicking fit
• The footbed is contoured and made from cork and latex to mold to the shape of your foot for custom support
• Haflinger added built in arch support and a heel cup to provide stability and support all day long
• The soft wool lining acts as a natural insulator, keeping feet warm in the winter and cool in the summer
• A thermo rubber outsole maintains flexibility even in cold temperatures