

The kids' Smartwool Classic Thermal Merino Base Layer Bottom offers soft, thermo-regulating comfort during cool weather activities. Crafted from 100% merino wool, this base layer provides breathable warmth and natural odor resistance. Its slim fit design contours to the body, facilitating comfortable layering and easy movement, while the merino lined elastic waistband secures a flexible fit. The flatlock seam construction reduces chafing for all-day comfort.
Merino Wool
Slim Fit
Skiing
Size Guide
| SIZE | Age | Chest | Waist | Height | Weight |
|---|---|---|---|---|---|
| XXS | 2 - 3 | 22.5 - 23.5" | 20 - 21.5" | 35 - 41" | 31 - 41 lbs |
| XS | 4 - 5 | 24 - 25" | 22 - 22.5" | 42 - 48" | 42 - 49 lbs |
| S | 6 - 8 | 25.5 - 26.5" | 23 - 24" | 48 - 54" | 49 - 59 lbs |
| M | 9 - 10 | 27 - 28" | 24.5 - 25" | 54 - 57" | 59 - 75 lbs |
| L | 11 - 12 | 28.5 - 30" | 25.5 - 26" | 57 - 60" | 75 - 89 lbs |
| XL | 13 - 14 | 30.5 - 32" | 26.5 - 28" | 60 - 62" | 89 - 100 lbs |