EcoSox Medium Weight Full Cushion Hiking Sox Woven from Bamboo Viscose. These hiking sox provide comfort in a wide range of conditions. Moisture wicking properties to keep feet dry and ultra-soft fibers that breathe to regulate temperature. Whether you are on a multi-day hike, a quick trek up a hill, or navigating city blocks, a pair of these hiking sox will keep your feet comfortable! Enhanced Moisture Control.