REI Co-op Merino Midweight Base Layer Crew Top - Kids'
Offering kids non-itchy wool warmth for cold days, the supersoft REI Co-op Merino Midweight base layer crew top naturally regulates their body temperature for comfort on the move.
- Ultrafine, pill-resistant 185 g/m2 merino wool offers a soft feel without the scratchiness
- Made with 100% merino wool that naturally wicks away sweat, resists odors and dries quickly
- UPF 30 sun protection
- Underarm gussets allow full range of movement
- Flat seams eliminate chafing
- Size M (10–12) Kids has a weight of 4.6 oz. (130 g)
- Machine wash warm, gentle cycle, use wool wash product, do not twist or wring, remove promptly; do not bleach; tumble dry low
- Note: not intended for sleepwear
- REI Co-op brand is certified to The Climate Label; we actively fund efforts to reduce carbon emissions across our business and support climate projects around the world
- Made in a Fair Trade Certified™ factory
Imported.
View all REI Co-op Kids' Base Layer TopsBest Use | Multisport |
---|---|
Shirt Type | T-shirt |
Fabric | 100% merino wool |
Sun-Protective Fabric | Yes |
UPF Rating | 30 |
Moisture Wicking | Yes |
Quick Drying | Yes |
Underwear Weight | Midweight |
Sleeve Length | Long Sleeve |
Gender | Kids' |
Sustainability | Fair Trade Certified™ factory From a Climate Label Certified brand |
XXS | XS | S | M | L | XL | |
---|---|---|---|---|---|---|
Numerical Size | 5 | 6-7 | 8 | 10 | 12 | 14 |
Height Range | 45 | 47 1/2 - 50 | 52 | 57 | 61 1/2 | 65 1/2 |
Across Shoulder | 11 | 12 1/4 | 13 | 13 1/2 | 14 | 14 3/4 |
Chest | 23 | 24 - 25 | 26 - 27 | 28 - 29 1/2 | 30 1/2 - 31 1/2 | 32 - 33 |
Sleeve Length | 21 | 22 - 23 1/2 | 24 - 25 | 26 - 27 | 27 1/2 - 28 1/2 | 29 1/4 - 30 1/4 |
Waist | 21 1/4 | 22 - 23 | 24 - 25 | 26 - 27 | 27 1/2 - 28 1/2 | 28 3/4 - 29 3/4 |
Hip | 23 3/4 | 24 1/4 - 26 1/4 | 27 - 28 | 29 - 31 | 32 - 33 | 34 - 35 |
Inseam | 19 | 21 - 22 3/4 | 23 - 24 | 25 - 26 1/2 | 27 - 29 | 29 1/2 - 30 1/2 |
Sizing Notes
Measurements are stated in inches unless otherwise indicated. Size chart values represent body measurements, not garment measurements.
Inseam is measured to the floor.
Better gear is built together
From feedback to field testing, all of our gear is dialed-in by REI Co-op members. Their adventures informed every stitch and detail—making for better, longer-lasting gear.

