Number One Tee
Number 1 1st First Birthday Baby Kids Shirt
Number One Tee
Number One Tee

Number One Tee


Hand-screen printed on super soft apparel made in the USA! Designed by Oliva Knudsen

In stock, ships in 1-3 business days.

Machine wash inside out tumble dry low or dry flat to avoid shrinking.

Since each garment is hand printed, some slight variations and imperfections may exist. Size and location of image may vary slightly from garment to garment. 

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-Triblend: 50% polyester / 25% cotton / 25% rayon

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Customer Reviews

Based on 19 reviews

Always a consistent product. Love the quality of the signs.
Keep him coming.

Sylvia L.
The perfect birthday tee!

We love Mochi Kids tees! When I saw the #1 number tee, I just knew that I had to get it for my son's first birthday! I can't wait for him to wear this in the fall!

Brooke Cameron
This tee is number 1!

This tee is so cute. Great materials, fast shipping — I can’t wait to get my daughter in this for her first birthday.

Christy Samson
Number tees are the best!

Best tees ever! We wear every year!!!! So thankful for these and watching my little ones grow

Can't wait to have my baby wear this when he turns one!...

Can't wait to have my baby wear this when he turns one! Beautiful, soft shirt.

Why Choose Mochi?

Made in the Usa

Our supply chain is made up of small businesses right here in the USA.

Small Batch

To minimize waste and keep our designs nimble

Gender Neutral

Mix-and-matchable pieces you can pass down to a sibling or friend

For Kids + Parents

Kid-friendly designs in parent-pleasing aesthetics