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Kids Thermal Underwear
(22 products)Products (22)
Sort: Best Match
- SmartwoolClassic Thermal Merino Crew Base Layer Top - Kids'$44.73 - $46.73Save 28% - 31%compared to  $65.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Kids'Top Rated$46.73Save 28%compared to  $65.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- REI Co-opMidweight Base Layer Bottoms - Kids'Top Rated$23.93 - $34.95
- REI Co-opMidweight Base Layer Crew Top - Kids'Top Rated$23.93 - $34.95
- SmartwoolClassic Thermal Merino Crew Base Layer Top - Kids'Top Rated$35.93 - $65.00
- SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Kids'$51.73Save 26%compared to  $70.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- IcebreakerMerino 260 Tech Thermal Base Layer Leggings - Kids'Top Rated$49.73Save 28%compared to  $70.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- SmartwoolClassic Thermal Merino Crew Base Layer Top - Kids'$65.00
- IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Kids'$52.73Save 29%compared to  $75.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- Deux par DeuxThermal Underwear Base Layer Set - Kids'New arrival$72.00
- SmartwoolClassic Thermal Merino Base Layer Hoodie - Kids'$51.73Save 31%compared to  $75.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- Deux par DeuxThermal Underwear Base Layer Set - Toddlers'New arrival$72.00
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Kids'$65.00
- Helly HansenMerino Wool Base Layer Set - Kids'$75.73Save 36%compared to  $120.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- REI Co-opMerino Midweight Base Layer Crew Top - Kids'Top Rated$49.95
- Icebreaker260 Tech Thermal Base Layer Leggings - Kids'Top Rated$70.00
- IcebreakerMerino 200 Oasis Long-Sleeve Base Layer Crew Top - Kids'Top Rated$41.93Save 30%compared to  $60.00
- Helly HansenGraphic Lifa Merino Base Layer Set - Kids'$74.73Save 32%compared to  $110.00Members use code LABORDAY2025 for an extra 20% off at REI OutletREI OUTLET
- ColumbiaMidweight Tights 2 - Kids'Top Rated$14.83Save 50%compared to  $30.00
- ColumbiaOmni-Heat Midweight Crew Base Layer Top - Kids'Top Rated$14.83Save 50%compared to  $30.00
- BurtonFleece Base Layer Set - Toddlers'New arrival$64.95
- BurtonFleece Base Layer Set - Toddlers'New arrival$64.95
Sort: Best Match