Number One Mum T-Shirt

Get ready to seriously impress your amazing mum this Mother's Day! Our exclusive "Number One Mum" T-Shirt from Fun Cases is the ultimate shout-out to the best woman on the planet. Show her she's your absolute champion with a gift that's as colourful and fun as she is!

This isn't just any old tee; it's made from comfy, 100% polyester, so that awesome Mother's Day design pops with serious colour and stays looking fresh, even after countless washes. Pick between a crisp white or a cool grey t-shirt, both featuring that vibrant "Number One Mum" print right on the front. And don't sweat the size – we've got unisex options from extra small (XS) all the way to triple extra large (3XL), so you'll find her perfect fit, easy peasy.

Choosing Fun Cases means you're getting more than just a brilliant t-shirt. Every single "Number One Mum" tee is lovingly designed and hand-printed right here in the UK by our dedicated team, ensuring proper quality. Plus, we’re all about giving back: for every order placed with us, we plant a tree! So, you're not just getting your mum an awesome gift, you’re also doing something great for the planet. And guess what? We offer free worldwide shipping, so Mum can get her epic tee no matter where she is!

So, what are you waiting for? Make your mum feel like the queen she is this Mother's Day with our "Number One Mum" T-Shirt. It’s the easiest, most vibrant way to tell her she's appreciated and totally loved. Snag one for her today and cement your place as her favourite child (you're welcome!).

Every Fun Cases order plants a tree through our reforestation partners — over 280,000 planted since 2019. Our cases are printed to order in the UK to cut waste, and we're always working to make our packaging kinder to the planet.

Read more about our impact →