Funny 40th Birthday T-Shirt - How Old is Forty?

Celebrate turning the big 4-0 with this humorous black t-shirt. The bold design features bright yellow text that playfully calculates the age of forty in days, hours, minutes, and seconds, humorously concluding with '= OLD'. Made from a soft, comfortable fabric, this tee is perfect for birthday parties, casual outings, or just lounging around. Show off your sense of humor and embrace your age with this witty and unique shirt. A great gift idea for anyone celebrating their 40th!