Smartwool Kids' Classic Thermal Merino Base Layer Bottom 2026 Size:SM CNC machined from a solid

CNC machined from a solid block of 6061 T6 aluminum

Some lumbar packs have a tendency to creep around while you ride

ZSG (Zero Slip Grip) natural compound has a low rolling resistance and enhanced wear resistance

Analyze: The main first step will be performed by our Boot Fitter in-store using our BD Podoscope to analyze your foot length

Polyurethane construction offers power and weight savings

Smartwool Kids' Classic Thermal Merino Base Layer Bottom 2026 Size:SM CNC machined from a solidOur 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. Knit in Vietnam: 100% Merino Wool Size M Inseam: 20" (51 cm) Flatlock seam construction designed to minimize chafing Merino covered elastic waistband adds comfort 100% Merino wool fabric