Pull-on racerback design is supportive and has an open back for comfort

It features an aluminum V-ring leash attachment point on the back

This means a more stable gliding phase and a direct feel or the snow at the same time

RDS Down: Additional loft provides even more warmth from 800-fill-power 100% Responsible Down Standard down certified by Control Union (CU 880272)

keeping your head snug and secure

Womens Hiker Micro Crew Midweight With Cushion Color:Sage Pull-on racerback design is supportiveThis Micro Crew has earned a hallowed place in the hearts of many a through hiker who demand more from a sock. Comfort, durability and fit that never rests.