Make your kiddo's base layer the warm, breathable 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.
- 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
- 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
- Contains materials that meet the bluesign® criteria
Imported.
View all REI Co-op Kids' Base Layer Tops| Best Use | Multisport |
|---|---|
| Shirt Type | T-shirt |
| Fabric | 89% polyester/11% spandex (bluesign approved) |
| Sun-Protective Fabric | Yes |
| UPF Rating | 50 |
| Moisture Wicking | Yes |
| Quick Drying | Yes |
| Underwear Weight | Midweight |
| Sleeve Length | Long Sleeve |
| Gender | Kids' |
| Sustainability | Contains materials that meet the bluesign® criteria From a Climate Neutral Certified brand |
REI Co-op Clothing - Unisex Kids' (various styles)
| XXS (4-5) Kids | XS (6-7) Kids | S (8) Kids | M (10-12) Kids | L (14-16) Kids | XL (18) Kids | |
|---|---|---|---|---|---|---|
| Numerical Size | 4 -5 | 6 - 7 | 8 | 10 - 12 | 14 - 16 | 18 |
| Height Range | 41 - 44 | 46.5 - 50.5 | 52.5 | 55.5 - 58.5 | 62.5 - 64 | 67 |
| Chest | 22 - 23 | 24 - 26 | 27 | 28.5 - 30 | 31.5 - 33.5 | 35.5 |
| Waist | 22 - 22.5 | 23 - 23.5 | 24.5 | 25.5 - 26.5 | 28 - 30 | 32 |
| Hip | 23 - 24 | 24 - 27.5 | 28.5 | 30 - 32 | 34 - 36 | 38 |
| Inseam | 17 - 18.75 | 20 - 23 | 24.5 | 25.5 - 27.5 | 30 - 31 | 31.5 |
Sizing Notes
Measurements are stated in inches unless otherwise indicated.
Inseam is measured to the floor.