Details Some occasions call for something more streamlined and less about appearance. The men's The Lid hat delivers everything you need from Merino wool in a one-layer lid with a headband liner. It's a workhorse hat that's great at its job, and it will help keep your head warm without all the frills. Perfect for cool or cold days, in town or in the mountains. Material 55% Merino Wool, 45% Polyester. Exclusive of Decoration. Fit One Size Fits Most Details Yarn combines the benefits of Merino wool with the enhanced durability of recycled polyester Single-layer, jersey knit construction with interior headband liner Weight N/A Smartwool The Lid Beanie