Smartwool Classic All-Season Merino Base Layer Long Sleeve Men's Insulated Ethically sourced RDS 800 FP

Ethically sourced RDS 800 FP Goose Down with Nikwax Hydrophobic finish

000mm/ MVTR: 20

so you can take it with you anywhere

Strategically placed 650-fill-power down keeps the warmth where you want it

Ideal for carbon frames

Smartwool Classic All-Season Merino Base Layer Long Sleeve Men's Insulated Ethically sourced RDS 800 FPSpring skiing or summer camping? The year round Men's Classic All Season Merino Base Layer Long Sleeve is game for either. With our Core Spun technology, we've wrapped lightweight Merino around a nylon core for added durability, while still keeping the comfort of ultra soft, responsibly sourced Merino next to skin. We added smooth flatlock seams to help minimize chafing and offset shoulder and side seams to lie smoothly beneath pack straps. No matter