Smartwool Women's Classic All-Season Merino Base Layer Crew Boxed casual bag its double-wall vacuum insulation promises

its double-wall vacuum insulation promises subzero sips on the hottest days

Fortius™ 1

pockets and lining are in G-1000 HeavyDuty Eco S

well-organized and easily accessible pockets

Special feature: Soft footbed

Smartwool Women's Classic All-Season Merino Base Layer Crew Boxed casual bag its double-wall vacuum insulation promisesThe Smartwool Women's Classic All Season Merino Base Layer Crew offers versatile comfort ideal for backpacking year round. Featuring Core Spun technology, it combines ultra soft, responsibly sourced Merino wool wrapped around a durable nylon core, ensuring long lasting wear without sacrificing softness. Raglan sleeves provide seamless comfort beneath a pack, while smooth merrow stitching extends from side to front for a refined look. This base layer