Titan 60 has the lowest weight/volume ratio still based on the proven Cyclops II back system

Our Plutonite® lens material filters out 100% of all UVA

Leather sock lining

where little insulation is required but getting rid of internal moisture is essential

non-wool sock for serious runners who like to explore the worlds trails at a faster pace

Bridgedale Women's Lightweight T2 Coolmax Performance Boot Sock-Graphite/Mint Category_Equipment/Rucksacks & Bags/Day Packs Titan 60 has the lowestThe Bridgedale Women's Lightweight T2 Coolmax Performance Boot Sock in Graphite MintCoolmax lightweight non wool sock for all day hiking in warm weatherA women's fit non wool hiking sock for all day walking or expeditions in warm weathers. The Hike Lightweight Performance ensures your feet stay comfortable and dry during those spring and summer adventures. Designed to be worn with lighter footwear and engineered with an advanced targeted padding