Please measure to find the perfect Smartwool fit for you!
| Size | Age | Chest | Waist | Height | Weight |
|---|---|---|---|---|---|
| X-Small | 4-5 | 24-25" | 22-22.5" | 42-48" | 42-49 lbs |
| Small | 6-8 | 22.5-26.5" | 23-24" | 48-54" | 49-59 lbs |
| Medium | 9-10 | 27-28" | 24.5-25" | 54-57" | 59-75 lbs |
| Large | 11-12 | 28.5-30" | 25.5-26" | 57-60" | 75-89 lbs |
| X-Large | 13-14 | 30.5-32" | 26.8-28" | 60-62" | 75-89 lbs |
The Smartwool Kids' Classic Thermal Merino Base Layer Bottoms combine soft, midweight Merino wool with an interlock knit for breathable warmth and next-to-skin comfort. Designed for easy layering, the naturally temperature-regulating and odor-resistant fabric helps keep kids comfortable in cold conditions.
Features
- Slim fit intended to hug the contours of the body
- Merino wool with interlock knit for warmth and breathability
- Merino-covered elastic waistband for comfort
- Flatlock seam construction
- 20" inseam
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Gender
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Age Group
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Style #
Please measure to find the perfect Smartwool fit for you!
| Size | Age | Chest | Waist | Height | Weight |
|---|---|---|---|---|---|
| X-Small | 4-5 | 24-25" | 22-22.5" | 42-48" | 42-49 lbs |
| Small | 6-8 | 22.5-26.5" | 23-24" | 48-54" | 49-59 lbs |
| Medium | 9-10 | 27-28" | 24.5-25" | 54-57" | 59-75 lbs |
| Large | 11-12 | 28.5-30" | 25.5-26" | 57-60" | 75-89 lbs |
| X-Large | 13-14 | 30.5-32" | 26.8-28" | 60-62" | 75-89 lbs |





















