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Organic Cotton Twill
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Organic Birthday Outfits for Babies & Kids

Make their birthday extra special with comfy and fun outfits they’ll love to wear. Our birthday clothes for babies and kids are made from soft organic cotton, so they’re gentle on little ones skin and kind to the planet too. Whether it’s their first birthday or their fifth, we’ve got a selection of styles that are perfect for cake-eating, party games and taking lots of happy photos. Each piece is easy to wear, wash and play in, making it a great choice for busy days full of fun. These outfits are also lovely for birthday gifts that last beyond the party. Choose something sweet and sustainable for your child’s big day with our organic birthday collection.

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A pair of slate blue ribbed leggings hangs from a wooden frame. The Aneby hem tag is visible on the cuff. The elasticated waist is slightly gathered, and the background is a neutral tone.
A back view of slate blue ribbed leggings hanging from a wooden frame. The fabric texture is clearly visible, with the elasticated waistband slightly gathered. The background remains neutral.

Kids Blue Stylish Organic Leggings

£12.00

1 colour

Dusty pink elasticated chino shorts hanging, back view with a close up of the detailed stitching, neutral background.
Young boy with blonde hair, looking down while putting something in his oat elasticated chino shorts pocket, wearing a camping t-shirt, neutral background.

Kids Pink Elasticated Chino Shorts

£14.00

1 colour

Front view of dusty pink chino-style elasticated trousers on a wooden hanger.
Back view of dusty pink chino-style elasticated trousers, featuring two back pockets and an Aneby hem tag on a wooden hanger on a neutral background.

Kids Pink Chino Style Elasticated Trousers

£17.00

1 colour

A boy wearing kids dungarees with patch pockets in blue twill. He is shown in a relaxed, natural pose against a plain white background. The image highlights the durable fabric, clear patch pocket details, and precise stitching, with natural lighting that accentuates the garment’s texture.
A boy wearing kids dungarees with patch pockets in slate blue twill. The boy is standing on a skateboard with his arms to the side for balance. The photo emphasises the garment’s design details—including the patch pockets and fabric texture—with the boy standing against a simple, uncluttered background.
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Kids Blue Dungarees With Patch Pockets

£19.50

1 colour

Front view of a dusty pink kids' organic cotton shacket, crafted from soft organic cotton twill.
Back view of a dusty pink kids' organic cotton shacket, showcasing the relaxed fit and high-quality finish with yoke and centre back seam, waistband and button up cuffs.

Kids Pink Organic Cotton Shacket

£17.50

1 colour

Front view of a dusty pink coloured kids long sleeve ribbed t-shirt on a neutral background.
Close up front view of a dusty pink coloured kids long sleeve ribbed t-shirt on a neutral background.

Kids Pink Long Sleeve Ribbed T-Shirt

£13.00

1 colour

Flat lay of an oat-coloured girls’ pleated dress with straps, neatly arranged to show the full design and fabric texture.
A set of three girls’ pleated dresses with straps in slate blue, dusty pink, and oat, arranged together to showcase the available colours.

Girls Ecru Pleated Dress With Straps

£18.50

1 colour

Flat lay of dusty pink kids' cotton dungaree shorts, front view. A soft pastel colour, designed with breathable organic cotton for comfortable everyday wear.
Dusty pink kids' cotton dungaree shorts, back view close up. Showcasing a classic dungaree strap design with quality stitching at the centre back seam, shoulder straps and inside binding around the armhole and neckline.

Kids Pink Cotton Dungaree Shorts

£18.50

1 colour

Close up front of an oat-coloured organic cotton dungaree dress, highlighting the front pocket, sturdy straps with oat coloured metal rng snaps and high quality soft twill fabric.
Back of an oat-coloured organic cotton dungaree dress on a wooden hanger, showing the shoulder straps, single patch pocket on right side and minimalistic design.

Girls Ecru Organic Cotton Dungaree Dress

£18.00

1 colour

Young boy blowing bubbles, standing side-on against a neutral background, wearing dusty pink ribbed shorts with the Aneby hem tag visible and a grey jumper
Front view opink ribbed organic cotton kids shorts hanging on a wooden hanger, with neutral background.

Kids Pink Ribbed Organic Shorts

£13.00

1 colour

Dusty pink twill kids boilersuit, front view, featuring soft, breathable organic fabric.
Back view of a dusty pink twill kids boilersuit, designed for everyday comfort and play.

Kids Pink Boilersuit

£30.00

1 colour

A young boy wearing a navy blue striped t-shirt with horizontal white stripes, standing sideways. He is holding a skateboard in one hand and wearing slate blue chinos. The boy’s casual stance and skateboard highlight an active, everyday look.
A young boy wearing a navy blue striped t-shirt with white horizontal stripes, jumping in the air while pointing to the sky. He is wearing slate blue chinos, and his joyful movement adds a sense of energy to the scene.

Kids Navy Blue Striped T-shirt

£11.00

1 colour

Small blonde boy wearing a grey children's spaceman sweatshirt, hands in pockets, looking off into the distance. The sweatshirt features an astronaut print with a planet and stars. Neutral background.
Small blonde boy with his back to the camera, wearing a grey children's spaceman sweatshirt and oat chinos with a back pocket hem tag. Looking off into the distance. Neutral background.

Children's Spaceman Sweatshirt

£15.00

1 colour

Smiling baby lying in a woven moses basket, wearing an oat kids ribbed cotton beanie hat and pink ribbed romper.
Small baby lying on their front in a moses basket, wearing a dusty pink sleeveless rib baby romper and a matching oat beanie hat. Neutral background.

Kids Ecru Ribbed Cotton Beanie Hat

£10.00

1 colour

A child wearing a sage green kids' sweatshirt with a mountain print, standing against a neutral background. The sweatshirt has a relaxed fit with ribbed cuffs and hem.
Front view of a sage green kids' sweatshirt with a mountain print.

Kids Sweatshirt With Mountain Print

£15.00

1 colour

Young girl balancing on a wooden wobble board, smiling, wearing a steel blue sweatshirt with a white sunrise graphic on the front, paired with pink leggings. Neutral background.
Flat lay of a steel blue kids sunrise sweatshirt of a white line drawn graphic sunrise above several rows of waves, displayed against a neutral background.

Kids Sunrise Sweatshirt

£15.00

1 colour

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Discover Aneby's Collections

Complete the look!

View all collections
Baby Girl Dresses

Baby Girl Dresses

Baby Girl Clothes

Baby Girl Clothes

Baby Girl Dungarees

Baby Girl Dungarees

Baby Girl Rompers

Baby Girl Rompers

Kids Organic Cotton Jumpsuits

Kids Organic Cotton Jumpsuits

Organic Cotton Beanie Hats for Babies and Kids

Organic Cotton Beanie Hats for Babies and Kids

Baby Boy Bodysuits & Vests

Baby Boy Bodysuits & Vests

Baby Night Clothes

Baby Night Clothes

Baby Leggings & Infant Trousers

Baby Leggings & Infant Trousers

Baby Winter Clothes & Essentials

Baby Winter Clothes & Essentials

Coming Home Outfits for Newborns and Infants

Coming Home Outfits for Newborns and Infants

Long-Sleeve Organic Baby Bodysuits

Long-Sleeve Organic Baby Bodysuits

Bodysuits Rib Set

Organic Baby Bodysuits, Onesis & Vests

Short-Sleeve Organic Baby Bodysuits

Short-Sleeve Organic Baby Bodysuits