Myia Cosmetics colourful children’s bath bombs, bath fizz and bath-time products

Bath time, without the battle.

Handmade kids’ bath bombs, bath fizz and bath-time treats that turn everyday baths into colourful sensory play — made in Lancashire for children aged 3+ with adult supervision.

Shop Bath Time Favourites Find Their Bath-Time World

CPSR assessed

Every product is safety assessed for cosmetic use before sale.

Handmade in small batches

Made and packed with care in Lancashire.

Age 3+ with adult supervision

Clear guidance for grown-ups before bath time begins.

Not sure what to choose first?

Start with our easiest bath-time wins — colourful treats parents can grab for gifts, rewards, party bags or those “please just get in the bath” moments.

Bath Time Battles
Bath Time Battles collection image showing Myia Cosmetics kids bath bombs, bath fizz kits and colourful bath-time products
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First-Time Favourites
First-Time Favourites
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Gifts Under £10
Gifts Under £10 collection image showing Myia Cosmetics children’s bath bombs, bath fizz kits, paint your own bath bomb and carrot bath experiment gift products
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Best Bedtime Fixes
Best Bedtime Fixes kids bath products with Dream Dust, Chill Pills, cloud bath bomb and star bath bomb by Myia Cosmetics
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Creative Bath Time Kits
Creative Bath Time Kits
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Party Bag Fillers
Party bag fillers collection with Myia Cosmetics mini bath products for kids
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CEO Approved Bath Time Favourites

Start here if you’re new to Myia — colourful, giftable bath-time treats that are easy to choose and fun to use.

Build Your Own Bath Bomb Bundle

Pick any 3 bath bombs from any world for £10. Perfect for trying new favourites, gifting, or stocking up for bath time wins.

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Shop Our Worlds

Dino World
Dino World bath bombs and Lemon Cookie bath crumble for children by Myia Cosmetics

Dino World

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Pixie World
Pixie Bath Fizz & Colour-Changing Salts | Myia Cosmetics

Pixie World

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Mad Science World
Mad Science Bath Bombs & Experiment Kits | Myia Cosmetics

Mad Science World

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Farmyard World
Farmyard Bath Bombs for Kids | Myia Cosmetics

Farmyard World

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Dream World
Dream World Bath Fizz & Bedtime Bath Bombs | Myia Cosmetics

Dream World

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Myia's Creative World
Creative Bath Bomb Kits & Workshops | Myia Cosmetics

Myia's Creative World

Shop Myia's Creative World

Why Myia Cosmetics?

Built by Myia. Backed by Mum.

Myia is our five-year-old CEO of bath-time magic. Mum handles the sensible grown-up bits: making, packing, safety, ingredients and customer care.

Together, we create colourful bath-time treats that help children look forward to the bath — and help parents get through the routine with fewer battles.

Read Our Story