Ideal for trekking and hiking in more arduous conditions. A merino wool inner gives exceptional thermal and wicking performance. The close fitting inner actively wicks sweat and moisture away from the skin. The waterproof breathable membrane incorporated keeps you dry and free from moisture. Deep padded loop pile around the toes, sole, heel and achilles, provides extra protection, wit the presence of a tough durable outer they are long lasting too. Elasticated instep and ankle provide support and ensure a close, comfortable fit with minimal friction within the shoe.