9 years old math birthday t-shirt design
This awesome birthday t-shirt design consists of different mathematical formulas and the quote '?81 years old'. Use this print ready design for tshirts, posters, mug, hoodies and other merch products. Eligible to be used on POD platforms like Merch by Amazon, Teespring, Redbubble, Printful and more.
Editable text
Print ready
for Merch
Editable Designs
Fully-editable files to make your product the right oneTransparent Background
Files come ready-for-merch, with clear backgroundPODs Friendly
Designs eligible for the best print-on-demand platforms 11/25/2021
Adobe Illustrator
Chalk