Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Men's Men's Clothing Size:XLarge Shaft Material: 100% Carbon

Shaft Material: 100% Carbon

Pair it with one of RBW’s compatible harnesses to take on any portage with confidence

Just a quick stop at a stream or lake nets you 1 liter/minute

60 sqft / 3

Lightweight + breathable

Smartwool Classic Thermal Merino Base Layer 1/4 Zip - Men's Men's Clothing Size:XLarge Shaft Material: 100% CarbonDescription Features & Specs Size Chart Smartwool has updated the fit of the Men's Classic Thermal Merino Base Layer 1 4 Zip to improve functionality while also enhancing aesthetics. As one of Smartwool's heaviest base layer tops and best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help minimize chafing as well as help keep you comfortable and temperature