For Sale: Smartwool baselayer. PERFECT condition. Purple polka dot, size Large. Crewneck. This winter-training superhero has the power to keep us warm without bulk, the power to wick us dry, the power to stay odor-free, the power to stay itch-free, right next-to-skin, all workout, and all winter long. That's the power of Smartwool®'s mid-weight Merino. Heavyweight first layer or lightweight midlayer-- you choose. Washable, dryable, and oh-so-wearable. Next-to-skin base layer styling. Ours is a clean, smoke free home.