Smartwool Classic Thermal Merino Base Layer Crew Men's Als.com Smartwool Men's Classic Thermal Merino Base Layer Crew Boxed ??? TW Outdoors Smartwool Men's Classic All Season Long Sleeve Merino Wool Base Layer UPC 605284601945 Men's Smartwool Merino 250 Base Layer Crewneck T Smartwool Active Ultralite Long Sleeve Merino Base Layer Men's Buy. The Smartwool Midweight Crewneck Base Layer is a testament to comfort and performance, designed to keep you warm and dry in a variety of conditions. Crafted from 100% Merino wool, this base layer offers exceptional moisture management and odor resistance, making it an ideal choice for both high energy activities and daily wear. The interlock knit construction provides a smooth, soft feel against the skin, while the crew neckline ensures a classic, versatile fit that layers easily under other garments. PRODUCT CONDITION This UnNew Smartwool Midweight Crewneck Base Layer Men's is in Excellent condition. Products in Excellent condition have seen minimal use and wear. Any imperfections are purely cosmetic and do not affect the intended performance of the product. TECH SPECS Brand: Smartwool Product Type: Midweight Crewneck Base Layer Material: Merino Wool Fit: Interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance Features: Crew neck with set in sleeves Additional Features: Shoulder panels eliminate top shoulder seams, flatlock seam construction designed to minimize chafing Care Instructions: Machine wash warm gentle cycle, tumble dry low, do not bleach, iron, or dry clean