As basic as can be, The Lid keeps your head warm with the softness and warmth of SmartWool's merino wool and acrylic blend.

• Single-layer jersey-knit construction with interior headband liner
• Made from pure merino wool and acrylic for softness and warmth
• SmartWool breathes, manages moisture, regulates temperature, and naturally resists odor
• Fine merino wool fibers are supersoft and do not itch
• One size fits most