Memorial Day Sale: Save 30% on all swimwear from now until 5/27.

Rash Guards, One-Pieces, Bikinis, Sunhats, & More. Use REIMASWIM30 at checkout.

Kids Thermal Underwear & Long Johns

Remove selections
Size, Clothing
Color
Breathability
Filter selection
Remove selections
Size, Clothing
Color
Breathability

Kids Thermal Underwear & Long Johns

12-18 M / 2T / 3-4 Y / 4-5 Y / 5-6 Y / 7-8 Y / 9-10 Y / 11-12 Y / 13-14 Y
Kids' wool baselayer set Kinsei
Kids' wool baselayer set Kinsei
$59.95
-30%
12-18 M / 2T / 3-4 Y / 4-5 Y / 5-6 Y / 7-8 Y / 9-10 Y / 11-12 Y / 13-14 Y
Kids' wool baselayer set Taival
Kids' wool baselayer set Taival
$55.95 $79.95
12-18 M / 2T / 3-4 Y / 4-5 Y / 5-6 Y / 7-8 Y / 9-10 Y / 11-12 Y / 13-14 Y
Kids' base layer set Lani
Kids' base layer set Lani
$59.95
-20%
3-4 Y / 5-6 Y / 7-8 Y / 11-12 Y / 4-5 Y
Juniors' base-layer set Lighten
Juniors' base-layer set Lighten
$39.95 $49.95