{Are you in search of the most recommended Merino Wool Base Layers Kids items? We’ve got you covered! We’ve handpicked a top-notch selection of Merino Wool Base Layers Kids products available on Amazon. Whether you’re just starting out, these products are guaranteed to exceed your requirements.
1
Iguana Unisex Kids 100% Merino Wool Base Layer Set Midweight Thermal Underwear Sets for Girls and Boys Black
9.9
Amazon.com
2
Woolino Merino Wool Base Layer for Kids - Super Soft Kids Long Sleeve Thermal Top - All Natural Base Layer Shirt - (3-4 Years) - Blush
9.8
Amazon.com
3
MERIWOOL Kids Unisex Long Sleeve Shirt Thermal Midweight Merino Wool Base Layer Gray Heather
9.2
Amazon.com
4
Woolino Merino Wool Base Layer for Kids - Super Soft Kids Leggings - All Natural Base Layer Bottoms - (2-3 Years) - Honey
8.7
Amazon.com
5
Smartwool Kids' Classic Thermal Merino Wool Base Layer — Crew (Slim Fit), Blueberry Hill Heather, Small
7.7
Amazon.com
6
MERIWOOL Kids Unisex Thermal Bottoms Midweight Merino Wool Base Layer
7.7
Amazon.com
7
LAPASA Kids Merino Wool Base Layer Top Girls Boys Long Sleeve T-Shirt for Unisex K13 9 Years - 10 Years 1.brown(shirt)
7.4
Amazon.com
8
Merino Wool Kid Pink Pajama Set. Thermal Underwear Base Layer PJ Unisex. Size 5
7.4
Amazon.com
9
SmartWool Merino 250 Baselayer Bottom - Kids’ Wool Pants for Boys and Girls Black Medium
7.1
Amazon.com
10
Simply Merino Pure Wool Kids Thermal Underwear Leggings Bottom Pants, Natural & Organic Warm Base Layer Long Johns, Unisex Black, 5
7.1
Amazon.com
{Let’s check out the most popular Merino Wool Base Layers Kids products on the market right now:
Iguana Unisex Kids 100% Merino Wool Base Layer Set Midweight Thermal Underwear Sets for Girls and Boys Black
$79.99
PRIMEPRIME
in stock
Amazon.com
Features
| Model | IGSET0683BKXL |
| Color | Black |
| Size | 9-10 |
- MATERIAL - Made of 190g/m2 super fine knit 100% merino wool, this base layer offers great softness and elasticity. It's lightweight but enough to keep warm while skiing.
- ICH FREE - Merino wool has thinner, finer fibers that make it soft to the touch and cause no irritation to the skin. Also a great choice for daily wear as thermal underwear.
- MOISTURE WICKING - Merino wool transports sweat and moisture away from skin as a vapor.
- STATIC FREE - Merino wool has anti-static properties due to its natural neutral ability to absorb water vapor.
- WASHING & DRY - Machine washable with similar colors. Tumble dry Low. Do not Bleach. Do not dry clean.
Woolino Merino Wool Base Layer for Kids - Super Soft Kids Long Sleeve Thermal Top - All Natural Base Layer Shirt - (3-4 Years) - Blush
$49.00
PRIMEPRIME
in stock
Amazon.com
Features
| Model | KidBTopBlush3 |
| Color | Blush |
| Size | 3-4T |
- 100% SUPER SOFT MERINO WOOL: Our kids themal top is crafted from premium 100% merino wool that is naturally pure, cuddly-soft to the touch, and uniquely breathable. It offers unbeatable warmth and softness, perfect for layering or standalone wear. Merino wool's natural properties keep your child perfectly cozy and dry, regulating temperature, wicking moisture, and resisting odors
- PERFECT COMFORT, ALL DAY & YEAR-ROUND: From chilly morning walks to cold winter nights, our thermal base layers are designed to keep your child comfortable and warm all day long. The super soft merino wool is lightweight yet warm. As a natural climate control, it retains its warming properties even when wet
- GROWTH-FRIENDLY DESIGN: Featuring extended cuffs, our thermal top ensures prolonged use across multiple seasons. Combine it with our merino kids leggings for an ideal outfit, whether worn alone or as base layer for outdoor adventures like hiking, skiing, or exploring. Enjoy versatile comfort and style that grows with your child
- CERTIFIED & SUSTAINABLE: Our commitment to quality s evident in every detail. Made from mulesing-free, Woolmark and Oeko-Tex 100 certified Australian merino wool, this base layer is a durable and responsible investment in your child's comfort and well-being
- PREMIUM QUALITY: Buy with confidence from Woolino, a trusted US company, offering US customer service and industry leading warranty for your peace of mind. We are the makers of #1 selling wool baby sleep sacks since 2015
MERIWOOL Kids Unisex Long Sleeve Shirt Thermal Midweight Merino Wool Base Layer Gray Heather
$39.99
$50.00
PRIMEPRIME
in stock
Amazon.com
Features
| Model | MERIWOOL-KIDS-250-LS |
| Color | Gray Heather |
| Is Adult Product | |
| Size | X-Small |
- PACKAGE INCLUDES: 1 – Merino Wool Kid’s Base Layer Lightweight Long Sleeve Shirt in Gray Heather / X-Small | MATERIAL: 18.5 Micron, 100% Merino wool, 250g/m2 | FIT: Fitted
- TRAVEL MADE EASY: Versatile, lightweight and resistant to odors, our long-sleeve shirt is great for families on the go! Designed for both boys and girls, it can be worn solo or as a base layer, so you can stop overpacking. READY FOR FUN: From winter sports to playing in the snow, our thermal underwear was designed for kids who like to stay active! Incredibly soft and comfortable with no itch, they can wear it all day and night without any chaffing or irritation.
- COZY COMFORT: A must-have for cold weather conditions, our long johns keep children warm, yet prevent overheating! The temperature regulating material is ultra-breathable and fast-drying, and it even wicks away sweat for reliable moisture management.
- PREMIUM QUALITY: With 100% Merino wool and an 18.5 micron interlock-knit, our tops treat your little one to the very best! An environmentally friendly and highly renewable fabric, it’s super long-lasting and can help save water with fewer washes.
- EXCEPTIONAL CUSTOMER CARE: If your MERIWOOL Kids Midweight Base Layer Shirt doesn’t perform to your satisfaction, return it to us within 30 DAYS along with proof of purchase for a hassle-free refund, exchange, or replacement. Includes a 90 DAY limited manufacturer’s warranty, which covers manufacturing and material defects.
Woolino Merino Wool Base Layer for Kids - Super Soft Kids Leggings - All Natural Base Layer Bottoms - (2-3 Years) - Honey
$49.00
PRIMEPRIME
in stock
Amazon.com
Features
| Model | KidBLegHoney2 |
| Color | Honey |
| Size | 2 (2-3yrs) |
- 100% SUPER SOFT MERINO WOOL: Our kids leggings are crafted from premium 100% merino wool that is naturally pure, cuddly-soft to the touch, and uniquely breathable. They offer unbeatable warmth and softness, perfect for layering or standalone wear. Merino wool's natural properties keep your child perfectly cozy and dry, regulating temperature, wicking moisture, and resisting odors.
- PERFECT COMFORT, ALL DAY & YEAR-ROUND: From chilly morning walks to cold winter nights, our kids thermal leggings are designed to keep your child comfortable and warm all day long. The super soft merino wool is lightweight yet warm. As a natural climate control, it retains its warming properties even when wet.
- GROWTH-FRIENDLY DESIGN: Designed with extended cuffs, our leggings ensure prolonged use across multiple seasons. They feature soft flat seams for extra comfort and less bulk, and knee patches for extended wear. When paired with the merino wool kids long-sleeve top, whether worn alone or as base layers under other clothes, they are perfect for hiking, skiing, or exploring.
- CERTIFIED & SUSTAINABLE: Our commitment to quality is evident in every detail. Made with mulesing-free, Woolmark and Oeko-Tex 100 certified Australian merino wool, this base layer is a durable and responsible investment in your child's comfort and well-being.
- PREMIUM QUALITY: Buy with confidence from Woolino, a trusted US company, offering US customer service and industry leading warranty for your peace of mind. We are the makers of #1 selling wool baby sleep sacks since 2010.
MERIWOOL Kids Unisex Thermal Bottoms Midweight Merino Wool Base Layer
$39.99
PRIMEPRIME
in stock
Amazon.com
Features
| Color | Sea Strip |
| Is Adult Product | |
| Size | Small |
- PACKAGE INCLUDES: 1 – Merino Wool Kids Base Layer Lightweight Bottoms in Sea Stripe / Small | MATERIAL: 18.5 Micron, 100% Merino wool, 250g/m2 | FIT: Next-to-Skin
- STRESS-FREE TRAVEL: From camping trips to family vacations, our thermal leggings offer 3-in-1 versatility! Worn solo or as a base layer, they’re lightweight, odor-resistant and will stay fresh between washes, allowing you to pack less. LONG-LASTING COMFORT: Whether your kids are playing in the snow or they enjoy winter sports, our cozy long johns are soft and comfortable with no itch! Great for active boys and girls who are always on the go, there’s zero chaffing or irritation.
- WARM AND TOASTY: When cold weather hits, our base layer bottoms keep your children snug! Naturally temperature regulating, they remain breathable and quick-drying. And since they wick away sweat, they provide incredible moisture management.
- TRUSTED QUALITY: Designed for youth but loved by parents, our underwear is made with 100% Merino wool in an 18.5 micron interlock-knit! Not only is it a highly renewable fabric, it’s also environmentally friendly and saves water with fewer washes.
- EXCEPTIONAL CUSTOMER CARE: If your MERIWOOL Kids Base Layer Bottoms do not perform to your satisfaction, return it to us within 30 DAYS along with proof of purchase for a hassle-free refund, exchange, or replacement. Includes a 90 DAY limited manufacturer’s warranty, which covers manufacturing and material defects.
Smartwool Kids' Classic Thermal Merino Wool Base Layer — Crew (Slim Fit), Blueberry Hill Heather, Small
$54.95
$65.00
in stock
Amazon.com
Features
| Part Number | SW0SN110 |
| Model | SW0SN110 |
| Color | Blueberry Hill Heather |
| Size | Small |
- COLD WEATHER BASE LAYER. Made of 100% Merino wool to help little ones stay comfortable on snow days and icy activities. With a crew neck built with set-in long sleeves and all of Merino's benefits, this kids' base layer will help them enjoy winter more.
- SLIM FIT. Designed to meet the demands of outdoor adventuring, this slim fit crewneck rests easily under layers while offering unrestricted movement through the arms and chest.
- CLASSIC THERMAL MERINO. Ideal for cold-weather activities where warmth and breathability are crucial, this midweight fabric used a 100% Merino wool construction that helps move moisture away from skin to keep them warm and dry.
- WHY MERINO WOOL? Thinner and softer than regular wool, it's easy to wear next to skin. Each fiber transports sweat away as a vapor (we tested it ourselves) and regulates body temperature to keep you cool in summer and warm in winter.
- FUNCTIONAL FEATURES. They'll Go far, feel good with thoughtful tech to keep them trekking comfortably — interlock knitting enhances breathability, thermoregulation and moisture-wicking while flatlock seams minimize chafing for their greater comfort.
Merino Wool Kid Pink Pajama Set. Thermal Underwear Base Layer PJ Unisex. Size 5
out of stock
Amazon.com
Features
| Part Number | Pajamas |
| Model | Pajamas |
| Color | Berry |
| Size | 5T |
- ✅ 100% Pure Organic MERINO WOOL from Australia -Extremely soft, fine texture - so comfortable to wear and not itchy like typical wool. Our apparel is incredibly strong and MACHINE WASHABLE.
- ✅ WICKS MOISTURE from your childs skin and creates a perfect environment for sleeping. Unlike any other fabric, our Merino apparel is warm when wet, an important benefit when nighttime accidents occur.
- ✅ REGULATES TEMPERATURE - Scientific studies have proven that babies and children sleep better wearing our pajamas that regulates body temperature so infants won’t overheat or wake up cold. Sleep is vital to a newborn and helps in reducing SIDS
- ✅ NATURALLY FLAME RESISTANT - Our clothes have not been treated with dangerous fire-retardant chemicals found in other cotton or polyester sleepwear and underwear that can irritate your child’s skin and cause health problems. GOTS Organic certified
- ✅ ORGANIC and NATURAL - Merino is HYPOALLERGENIC and Keratin based, like your baby boy or girls hair, so it does not irritate. Our clothing is safe for toddlers with allergies, eczema and sensitive skin. Dyes are organic, GMO and bleach free.
LAPASA Kids Merino Wool Base Layer Top Girls Boys Long Sleeve T-Shirt for Unisex K13 9 Years - 10 Years 1.brown(shirt)
$36.99
PRIMEPRIME
in stock
Amazon.com
Features
| Model | K13 |
| Color | 1.brown(shirt) |
| Size | Large |
- Keep your kids warm and comfortable during outdoor play with our wool underwear. Crafted with 100% merino wool, our base layers are designed to keep them warm and dry in any weather.
- The breathable and moisture-wicking fabric regulates temperature for all-day comfort, while the precise fit and smooth seams reduce chafing and irritation.
- The long-sleeved style provides extra coverage and insulation, and the classic fit allows for easy layering.
- Our wool underwear is easy to care for and gentle on delicate skin with machine washable natural wool fibers. The elastic waistband ensures a snug fit for active kids.
- Choose our collection of outdoor wool underwear for the perfect combination of warmth and comfort for your little ones.
Simply Merino Pure Wool Kids Thermal Underwear Leggings Bottom Pants, Natural & Organic Warm Base Layer Long Johns, Unisex Black, 5
$39.23
PRIMEPRIME
in stock
Amazon.com
Features
| Part Number | Thermal Bottoms |
| Model | Thermal Bottom TB |
| Color | Charcoal |
| Is Adult Product | |
| Size | 5T |
- ✅ 100% Pure Organic MERINO WOOL from Australia -Extremely soft, fine texture - so comfortable to wear and not itchy like typical wool. Our apparel is incredibly strong and MACHINE WASHABLE.
- ✅ WICKS MOISTURE from your child’s skin. Unlike any other fabric, our Merino apparel is warm when wet, an important benefit when accidents occur.
- ✅ REGULATES TEMPERATURE - Merino Wool regulates body temperature so children won’t overheat or get too cold.
- ✅ NATURALLY FLAME RESISTANT - Our clothes have not been treated with dangerous fire-retardant chemicals found in other cotton or polyester underwear that can irritate your child’s skin and cause health problems. GOTS Organic certified
- ✅ ORGANIC and NATURAL - Merino is HYPOALLERGENIC and Keratin based, like your baby boy or girls hair, so it does not irritate. Our clothing is safe for toddlers with allergies, eczema and sensitive skin. Dyes are organic, GMO and bleach free.
SmartWool Merino 250 Baselayer Bottom - Kids’ Wool Pants for Boys and Girls Black Medium
$65.00
PRIMEPRIME
in stock
Amazon.com
Features
| Part Number | SN112-001-M |
| Model | BSN112001 |
| Color | Black |
| Is Adult Product | |
| Size | Medium |
- COLD WEATHER BASE LAYER. Our Kids' Base Layer Bottom uses super-soft interlocking knit—perfect for layering in cool conditions or for wearing alone on a mild day. Now your kids can be as warm, dry, and comfortable as you are in your Smartwool base layers.
- SLIM FIT. Designed to meet the demands of outdoor adventuring, these slim fit bottoms rest easily under layers while offering unrestricted movement through the legs. Inseam: 20"
- CLASSIC THERMAL MERINO. Ideal for cold-weather activities where warmth and breathability are crucial, this midweight fabric used a 100% Merino wool construction that helps move moisture away from skin to keep them warm and dry.
- FUNCTIONAL FEATURES. They'll Go far, feel good with thoughtful tech to keep them trekking comfortably — interlock knitting enhances breathability, thermoregulation and moisture-wicking while flatlock seams minimize chafing for their greater comfort.
- GO FAR. FEEL GOOD. From wool socks to base layers for men, women and kids, we aim to provide the highest quality apparel for your outdoor adventures with a commitment to environmental sustainability, racial equity and inclusivity.
All of these products are ready for purchase on Amazon, making it easy to get the right choice for your Merino Wool Base Layers Kids requirements. Happy shopping!
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