Kids' Thermals

Between growth spurts and back-to-back activities, tweens need a base layer that adapts just as fast as they do. The Evolver Crewneck is designed for the in-between years—with stretch, breathability,...

Somewhere between kid and teen, comfort gets complicated. The Evolver Base Layer Pant is built for this in-between stage—lightweight, stretchy, and durable enough to handle changing sizes, shifting temps, and...

Our top-rated Micro-Elite Chamois base layer now comes in Youth sizes! Featuring a sleek outer surface for effortless layering and a cozy, fuzzy inside that adds warmth without the extra...

Our top-rated Micro-Elite Chamois base layer now comes in Youth sizes! Featuring a sleek outer surface for effortless layering and a plush, fuzzy inside that adds warmth without the bulk....

The UltraGear Bottom is designed to provide dynamic movement and base protection on your best adventures. Flat seam construction creates a sleek, comfortable fit, while an elastic waist keeps your...

Base Fabric: 88% Polyester, 12%Elastane 2-way Stretch Jersey KnitSecondary Fabric: 100% Polyester100wt FleeceFit: Regular Size Guide

Our Kids' Classic Thermal Merino Base Layer Crew is made of 100% responsibly sourced Merino wool to help your little ones stay comfortable on snow days and activities in the...

Never underestimate the weather when it comes to keeping your children warm! With the Genesis Kid's Pant utilizing Thermoregulation Technology, these are the perfect thermal long johns for kids because...