Description

Make your kiddo's base layer the warm, breathable, kids' REI Co-op Midweight Crew long underwear top and they'll play happily outside all day. It's great on its own for inside play, too.

Features

• Made of a durable yet soft polyester/spandex blend fabric that wicks sweat and dries fast
• Odor control treatment regenerates between launderings
• Flatseam construction, raglan sleeves and side gussets are comfortable as you move
• Extended back hem stays tucked in when you lean forward
• Thumbholes keep sleeves in place during play
• UPF 50 sun protection
• Made using bluesign®-approved materials, which conserve resources and protect the health of the environment, workers and wearer (your kid!)
• bluesign®-certified fabric; learn more about this sustainability standard at REI.com/stewardship