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 Base Layer Crew is made of 100% responsibly sourced Merino wool, perfect for layering on cold days or wearing alone on milder ones. With flatlock seam construction, a crew neck built with set-in long sleeves, and all of the benefits of Merino, this base layer keeps kids good and comfy.
Features
- Fit: slim
- Slim fit intended to hug the contours of the body
- Merino wool with interlock knit for warmth, breathability
- Crew neck with set-in long sleeves
- Flatlock seam construction
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                      Gender
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                      Age Group
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                      Material
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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 | 
 
            






