Only the originals will dospending each and every working day with cold feet can make life pretty miserable which is why heat holders workforce 23 tog reinforced heel and toe work wear socks are the perfect choice for working in colder temperatures indoors or outdoorsthese heat holders workforce socks with their distinctive marl detail tops toes and heels combine all the benefits of the original ultimate thermal sock and its soft heat retaining brushed pile lining and proven 23 tog ra