REI Midweight MTS Long Underwear Bottoms - Toddlers' - $8.83

The REI midweight MTS long underwear bottoms for toddlers are lightly brushed on the inside for softness, with spun polyester on the outside for an excellent warmth-to-weight ratio. MTS(R) (Moisture Transport System) fabric wicks away moisture and dries quickly. Lycra(R) spandex helps garment stretch. Fabric provides UPF 50+ protection from harmful solar rays. Flat seams eliminate bulk; rib-knit ankle cuffs help seal out cold. - $8.83