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Cold mornings call for a warm base. Our Kids Base Layer Bottoms keep little adventurers comfortable from the first step outside. Pair with a kids' merino base layer for full-body warmth on the trail. Explore our men's thermal base layer and women's thermal leggings to kit out the whole crew.
Q: Are Smartwool's kids' base layer bottoms comfortable for all-day wear?
A: Yes, Merino wool is naturally soft and breathable, making these bottoms comfortable for extended wear. The fabric is designed to prevent chafing and irritation, ensuring all-day comfort.
Q: Are the base layer bottoms quick-drying?
A: While Merino wool is highly absorbent, it also dries relatively quickly due to its moisture management properties. This makes it convenient for washing and reusing frequently.
Q: Can these base layer bottoms be used as pajama bottoms?
A: Yes, the softness and comfort of Merino wool make these base layer bottoms perfect for use as pajama bottoms, providing warmth and coziness throughout the night.
Free Return Policy
Smartwool offers free returns within 30 days from the date of purchase. Items must be unused, unwashed, and unaltered.
Store Returns
Return the unworn item(s) to the store where you originally made the purchase for a refund or exchange.
Online Returns
Return unworn item(s) purchased at smartwool.com 30 days from the date of purchase for a complete refund. Initiate a return by accessing your order history and selecting “Return Items."
We are currently offering free shipping on orders €55+ placed on eu.smartwool.com.
Shipping based on normal carrier restrictions and delays. We cannot guarantee arrival. Free shipping may not be available for some customers.

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