Smartwool Kids Classic Thermal Base Layer Bottom Boxed Kids Apparel a breathable stretch knit liner

a breathable stretch knit liner and ClimateSync venting tech to let moisture out – all rolled into one

45% Recycled Polyester

This insole’s carbon footprint is X kg of CO2

My Custom Fit™ 4D Race: Pre-shaped Race liner offers improved foothold &amp

Smartwool Kids Classic Thermal Base Layer Bottom Boxed Kids Apparel a breathable stretch knit linerOur Kids' Classic Thermal Merino Base Layer Bottom uses our super soft interlocking knitperfect for layering in cool conditions and great for wearing alone on a mild day. Now your kids can be as warm, dry, and comfortable as you are in your Smartwool base layers! Features: Slim Our slim fit is intended to follow the contours of the body Merino wool fabric made with an interlock knit for comfort, breathability, thermoregulation, and odor resistance