The Merino 250 Pattern Crew is the warmest baselayer that Smartwool makes for children, and this patterned version adds colorful styles so he can wear it to school as well as ski resorts. Made with merino wool, this baselayer enhances thermal regulation by warming up when he's cold and cooling down when he's too warm. It also boasts natural odor-resistant attributes, which definitely comes in handy on ski trips.
Current Retail: $44.99
Historic Range: $29.83-$60.00