From searing heat to bitter cold and everything in betweenthe Westerner works every day. No complaints. This Light Cushioned sock delivers just the right amount of cushioning for all day comfort. Fine gauge Merino wool keeps them cool in the summer and warm in the winter. True Seamless construction makes them irresistibly comfortable. Plus theyre anti-microbial and breathable so you can wear them more than once to work and no one will be the wiser. Still made in Vermont. Guaranteed for life.