Babbily Fleecehose aus Bio-Baumwolle mit verstärkten Knien – petrol, Größe 116

Adjustable fleece trousers for children - 100% organic cotton - reinforced knees

80+ / petrol
€49,99
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Babbily Fleecehose aus Bio-Baumwolle mit verstärkten Knien – petrol, Größe 116

Adjustable fleece trousers for children - 100% organic cotton - reinforced knees

€49,99
Taxes included. Shipping calculated at checkout.

Organic cotton fleece 

Adjustable waistband & length 

Robust & water-repellent at the knee 

Side pockets 

Size
Colourpetrol

Shipping: AT €4.95 | free from €90

DE €10.90 | from €100 €5.95 | free from €175

Size tip

Don't size up. Choose by your child's current height — the room to grow is already built into the cut.

Green Product Awards 2025 finalist
Green Product Awards 2025 finalist
Made for Mums 2024 Gold
Made for Mums 2024 Gold
EU Production
EU Production
Certified Organic Fabrics
Certified Organic Fabrics

Cosy and warm – ideal for children who get cold quickly

Stays comfortable indoors – breathable, absorbent organic cotton

Stretchy knees with Cordura® - knee patch reached 100,000 rubs

Leg cuffs over the shoe – keep ankles protected from the cold

Key features at a glance

Material
Thick fleece made of 100% organic cotton (305 g/m²), knee patch with Cordura®
Knees
Flexible knee patch with Cordura® (90 % PA66 / 10 % EL), 100,000 rubs in the Martindale test
Fit & features
Adjustable waistband · Grows with your child · With pockets · Wide fit
Good for
Cold days, forest, playground, nursery
Warmth
Warm
Certification
GOTS-certified organic cotton (KIWA BCS 26126)
Under rain trousers
Depends on the child – thicker fabric
Made
Designed in Vienna, made in small workshops in the EU

Do the knees really last longer?

Yes. The knee patches on Babbily trousers are specially developed to last much longer than ordinary children's trousers.

While many conventional fabrics show wear after around 10,000–20,000 rubs (source: apshan.com), the knee patch reached 100,000 rubs in the Martindale test (the knee patch was tested, not the whole garment) – many times the strain of normal everyday play. Actual durability depends on use.

Important: extreme knee slides on sports-hall floors – think football goal celebrations – can of course damage this fabric too.

For everything else children do – climbing, crawling, sliding, romping – the reinforced knees are made for it.

Vergleich: Kniebesatz der GrowProof Leggings mit 100.000 Scheuertouren im Martindale-Test

How do Babbily sizes fit?

Go by your child's current height.
Babbily sizes grow across several sizes and deliberately fit a little looser at first.

For more room to grow: choose by current height.
For a closer fit: choose one size smaller – with correspondingly less growing room.

💡 Growing needs space – not just in length, but also in width.

Babbily Größentabelle: Babbily-Größe, Körpergröße und mitwachsender Bereich

How long do the trousers fit?

Babbily trousers are designed to be worn for many months – often for a whole year.

The cut gives children plenty of freedom of movement and grows with them for a long time thanks to the elastic waistband and adjustable length.

Of course, how long they actually last also depends on how wild your child's adventures are. Many parents tell us, however, that their Babbily trousers are worn for over a year and then even handed down to siblings.

To make them fit and last as long as possible:

Don't size up

The room to grow is already built into the cut. That way the knee patch sits exactly where it should protect.

Wash gently

Ideally at 30 °C, turned inside out. This is gentle on the organic cotton and keeps the surface nice for longer.

Rotate

Natural fibres appreciate small breaks. If the trousers aren't worn every day, they keep their shape for longer.

What are the trousers made of?

Main fabric: Cotton Fleece (100% organic cotton, 305 g/m², GOTS certified – KIWA BCS 26126) – soft and cuddly – ideal for everyday wear in winter

Knee reinforcement: 4-way stretch Cordura (94% polyamide, 6% elastane) – exceptionally durable, tested to 100,000 rub cycles (Martindale), water-repellent and easy to clean.

Buttons: Corozo (stone nut) – 100% biodegradable.

Care: Wash inside out at 30 °C without optical brighteners. Do not tumble dry to prevent shrinking

Shipping + Returns

Shipping time
• Ready to ship in 1–4 business days
• Delivery time after dispatch: AT 1–3 business days, DE 3–7 business days

Shipping costs
• Austria: €4.95 | free from €90
• Germany: €10.90 under €100 | €5.95 from €100 | free from €175

Free delivery applies to full-price items only and cannot be combined with discounts or reduced items.

Returns & exchanges
• 14-day statutory right of withdrawal, voluntary returns up to 30 days after receipt
• Return shipping costs are paid by you
• Faulty or incorrectly delivered items: please contact us first – for justified complaints we cover the return shipping costs
• No direct exchanges – please place a new order for the size or colour you need

Partial returns: free-shipping thresholds and multi-buy discounts are recalculated based on the items you keep.

Questions about returns or help choosing a size: office@babbily.eu

Full details in our refund policy.

Why children and parents love these trousers

Perfect for kindergarten – indoors and outdoors

Babbily's fleece pants are perfectly designed to accompany children throughout the day. They combine the comfort of pull-on pants with the warmth of thermal pants , while boasting a classic cut that also looks great at school.

Children spend a large portion of their time at school, constantly switching between different activities. Sometimes they're sitting in the classroom, sometimes they're running around during recess – both indoors and outdoors. For this, they need comfortable clothing that not only fits well but is also easy to put on and take off.

It has to be breathable so children don't sweat, yet durable enough to withstand a soccer game during recess. Winter presents a special challenge: The clothing has to be warm enough to withstand the walk to school, but also comfortable to wear indoors.

Kindergarten pants - fleece pants for children who can do anything

That's where Babbily comes in. Our soft children's fleece pants made from pure organic cotton offer exactly the comfort that kindergarten children need. The fabric is especially soft on the skin and free from harmful chemicals. So your child can play safely and comfortably all day long. And when it's time for recess, the warm pants will keep them pleasantly warm even outside thanks to the organic cotton fleece. Once put on, there's no need to change them – ideal for every day. The wide, comfortable waistband with adjustable elastic on our children's fleece pants ensures that the back is always well covered and the warm pants don't slip down even during active games, and they fit well without being uncomfortably tight. Even with a lot of activity, these winter pants fit securely and keep the little ones warm and cozy, whether indoors or outdoors. Simply pure coziness.

Robust knee protection that delivers what it promises

We know how active children are. That's why we've equipped our children's fleece pants with extra-large knee pads. The fabric was specially developed for sports and motorcycle use and can withstand up to 100,000 friction cycles . This means that the knees of these warm pants are optimally protected without restricting freedom of movement. Thanks to the 4-way stretch, the fabric remains flexible and adapts to every movement. The knee reinforcements are also water-repellent, so a fall on a wet playground is no problem – simply wipe them down and they're clean as new. In our experience, the knee pads will withstand even the wildest adventures – holes are a thing of the past.

Adjustable fit for longer-lasting comfort

As with all Babbily trousers, we focus on a flexible fit that grows with your child. The waistband and leg length are adjustable, ensuring these fleece pants will fit children well over several seasons. Our "grow-with-me" pants adapt to your child's growth, so they can be worn for longer.

Practical bags for little explorers

We know every pair of pants needs pockets – for all the treasures of the day! That's why we've integrated side pockets for safely storing small treasures.

Soft organic cotton instead of recycled polyester: Why we rely on sustainable fleece

Although recycled polyester for fleece pants is often touted as a sustainable solution, we disagree. Washing polyester, whether new or recycled, releases microplastic particles that end up in our oceans—one of the main causes of microplastic pollution. Furthermore, polyester can't be recycled, meaning garments made from recycled plastic end up in landfills. And compared to natural materials like organic cotton, polyester isn't as breathable or skin-friendly. That's why we use natural, healthy, and chemical-free materials for our kids' fleece pants—because true sustainability starts at the roots.

Sustainability for tomorrow's adventures

Our children's fleece pants are made from 100% pure GOTS-certified organic cotton (Certified by KIWA BCS 26126). This means that strict ecological and social standards are adhered to during the production of the fabric. Furthermore, the long lifespan of our warm pants contributes to reducing textile waste and conserving resources. And: We manufacture in Europe, which guarantees short transport routes. We know our production partners personally and select them based on trustworthiness and fairness.

Developed for mothers who know what matters

We listened to our customers' feedback and developed warm pants that combine all the essential elements for comfort and durability. The wide, adjustable waistband and extra-large knee reinforcements ensure that these children's fleece pants are comfortable and durable in every situation—no matter your child's body shape.

Highlights:

  • Soft fleece made from pure organic cotton, GOTS-certified (Certified by KIWA BCS 26126)
  • Wide, adjustable comfort waistband with elastic band for a perfect fit
  • Extra large knee reinforcements made of robust, 4-way stretch, withstands 100,000 abrasion cycles
  • 2 side pockets
  • Grows by 3-4 sizes thanks to adjustable leg length and adjustable waistband
  • Breathable and warm – ideal for indoors and outdoors
  • Designed in Vienna, made in Slovakia

Babbily's children's fleece pants will be an indispensable companion throughout the winter – and beyond. Complement your child's winter wardrobe with a second pair of thermal trousers made of brushed sweatshirt fabric from Babbily, and your little hero will be ready for winter adventures.

Our approach to longer-lasting children's clothing

We develop our GrowProof™ trousers with one simple goal: they shouldn't be too small or worn through at the knee while the rest is still fine.

Grows across 3–4 sizes
Waistband and leg length can be adjusted. So one size can accompany your child much longer than trousers with a fixed fit.

Knee patch tested to 100,000 rubs
The flexible knee patches are made of an abrasion-resistant 4-way stretch fabric and reached 100,000 rubs in the Martindale test.

GOTS-certified organic cotton
We use certified fabrics from our European suppliers. You will find the certification in the product details.

Made in Europe
Our trousers are produced in small batches in Europe, including in Slovakia.

European suppliers
We source fabrics and other materials from selected suppliers in Europe, including Germany, the Netherlands and Austria.

Small production businesses
We work with small family businesses and workshops that we choose for their workmanship, reliability and production quality.

Plastic-free packaging
Our orders are packed in paper-based packaging without plastic.

Wearable for longer – through construction, not promises

A grow-along fit and particularly abrasion-resistant knees can help a pair of trousers stay in use longer and be replaced less often because of growth or holes in the knees.

Where is Babbily children's clothing made?

Our clothing is made in Austria, Slovakia and neighbouring European countries.

We work with small family businesses in Europe that we know personally and chose for their careful workmanship.

Manufacturer

Sunny Bunny e.U. (BABBILY) | Gymnasiumstraße 42 | 1180 Vienna, Austria | Email: info@babbily.eu

Product identification: you will find the model name and size in the product description and product selection.

Safety and usage information: please follow the care and usage instructions given on the product.

Knee without reinforcement vs. Babbily knee reinforcement

Martindale method

kinderhose knie wieder kaputt
Standard jersey – no knee reinforcement
babbily robuste leggings kniebesatz sandpapier test 100.000 martindlae scheuertouren
Babbily knee patch – 100,000 rubs

Good to know

Fleece made of cotton – not polyester?

Right. Our fleece is 100% organic cotton and fluffy inside and out.
Cotton absorbs moisture and feels pleasant even when switching between
romping and sitting – some polyester fleece fabrics can quickly
feel damp or sticky. And: no microplastic fibres from the
main fabric. The fabric is GOTS-certified (Kiwa BCS 26126).

Fleece trousers or thermal trousers – which is right?

For children who get warm quickly anyway, the thermal trousers made of brushed sweat fabric are usually the more versatile choice: warm enough for outdoors, comfortable indoors and slimmer under mud or rain trousers.

The fleece trousers are our warmest and cosiest option – ideal for children who get cold quickly or love it extra soft and snug. They are a bit bulkier and therefore better for dry, cold days or under wider-cut, unlined rain trousers.

Can fleece trousers go in the sandpit?

Of course. Dry sand sticks a little more easily to the fluffy surface than to smooth sweat fabric – usually a shake or brush is enough. For wet sand and mud, we recommend unlined rain or mud trousers on top.

Do the ankles stay warm while playing?

You can pull the long leg cuffs over the shoe when needed. That way less cold air or snow gets between trousers and shoe. As your child grows, the cuffs are simply worn normally again.

Also perfect for romping...

  • 5 stars: 2 (100%)
  • 4 stars: 0 (0%)
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T
Teresa

Die perfekte Winterhose, warm, sehr bequem und flexibel. Und man kann sie auch in die Winterschuhe stecken. Bei anderen Hosen bleibt oft ein kalter Spalt zwischen Hose und Schuhen.
Mein Sohn trägt sie zurzeit fast täglich :-)

L
Lisa

Mein Kind zieht endlich ohne Diskussion lange Hosen an - was für ein Erfolg. Es zieht im Kindergarten sogar die Regenhose drüber an - das war bisher mit anderen Hosen NIE möglich.
Vielen Dank, liebes Babbily- Team!