Smartwool Men's Classic Thermal Merino Baselayer 3/4 Bottom

Made with 100% Merino wool for natural sweat management, odor-resistance, and temperature regulation.

Keep your ski boots, hiking boots, and running shoes free of bulk and friction with our Men's Classic Thermal Merino Base Layer 3/4 Bottom. 100% responsibly sourced Merino wool provides ultimate breathability and comfort, while a newly redesigned base layer pants fit helps reduce sag and excess fabric - perfect for your layering needs.

It’s responsibly sourced, naturally performing Merino wool—helping you stay dry from sweat, resistant to odors, and comfortable at the right body temperature 365 days a year.

• Slim Fit
• 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
• Fit updated to improve functionality while enhancing aesthetics
• Merino-covered elastic waistband and traditional fly design

• Flatlock seam construction designed to minimize chafing
• Size M inseam: 21.5" (55 cm)
• Knit in Vietnam: 100% Merino Wool. Exclusive Of Decoration
• Garment Weight: 204 g = 7.2 oz

Size Guide