Smartwool Women's Classic Thermal Merino Crew Size:X Large • 3/8 Inch spike length

• 3/8 Inch spike length (1 centimeter)

• Leather and mesh upper offers protection and breathability

HyVent® 2L / Triclimate® insulation: TNF™ Apex ClimateBlock Avg Weight: 1210 g (42

Backpackers whose sleep system will be used in colder climates

Freedom treats 40 half liters of water on one charge and Freedom’s UV lamp lasts for 8

Smartwool Women's Classic Thermal Merino Crew Size:X Large • 3/8 Inch spike lengthMeet the new and improved Women's Classic Thermal Merino Base Layer Crew. We've updated this 100% Merino wool fan favorite with new color options and an enhanced fit to improve functionality while elevating aesthetics. The addition of shoulder panels and its flatlock seam construction helps prevent chafing and increases your comfort level. Add one of our best base layers for cold weather to your winter wardrobe and experience the difference the next