Smartwool Men’s Intraknit Thermal Max Merino Base Layer 1/4 Zip Shirt

The Smartwool Intraknit Thermal Max 1/4 Zip thermal layer brings a new dimension to active winter wear. With seamlessly integrated insulation and ventilation, perfectly articulated flex zones, and Merino comfort, it’ll be the first thing you grab when you need a warmer layer for your high-intensity, cold-weather adventures.

• Fabric | 100% Merino Wool
• Fit | Slim
• | Engineered construction uses knit structures to enhance performance with a sophisticated finish, Insulating terry loops are seamlessly paired with mesh ventilation in strategically placed zones designed to balance warmth and breathability, 3D mapping results in near custom fit and freedom of movement while ribbed elbows provide added durability, Knit-in reflective elements enhance visibility in low light conditions, Machine Wash Cold Gentle Cycle.