REI Midweight Base Layer Bottoms - Kids' fresh peri size XXS NWT in packaging

A thermal base layer that wicks for warmth, the kids' REI Co-op Midweight base layer bottoms help keep them comfortable for all-day exploring and adventuring in colder weather. Durable recycled polyester/spandex blend fabric is soft and sweat-wicking 257 g/m2 fabric weight offers midweight warmth UPF 50+ sun protection Low-profile waistband keeps kids comfortable as they move Designed to hug the body for optimum performance Soft, durable flatlock seams are smooth and comfortable Size S Kids has an inseam length of 21.75 in. Size M (10–12) Kids has a weight of 5.1 oz. (144 g) Machine wash separately in cold, gentle cycle, remove promptly; do not use bleach or fabric softeners; tumble dry low Note: not intended for sleepwear Contains materials that meet the bluesign® criteria REI is Climate Neutral Certified; as we work to actively reduce our footprint, we measure annual carbon emissions and purchase an equivalent amount of verified carbon credits NWT in packaging Quick shipping Bundle and save