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Don’t Drink And Derive Know Your Limits Shirt

€20.57 €17.89
Free shipping when you spend €67.04+ for everyone. Promotion auto-applied on checkout.

Don’t Drink And Derive Know Your Limits Shirt – Funny Math Pun Graphic Unisex Tee

Add some clever classroom humor to your wardrobe with the Don’t Drink And Derive Know Your Limits Shirt. Featuring a playful math-inspired pun and a memorable “Know Your Limits” message, this graphic tee is perfect for students, teachers, mathematicians, STEM fans, and anyone who enjoys witty academic humor.

The versatile unisex style pairs easily with jeans, shorts, joggers, or casual streetwear. Whether you're heading to class, attending a study group, enjoying a math event, or simply looking for a clever conversation starter, this shirt brings personality and humor to your everyday outfit.

✔️ Clever “Don’t Drink And Derive” math pun
✔️ “Know Your Limits” statement for an academic twist
✔️ Great for math, STEM, and classroom humor fans
✔️ Versatile unisex style for casual everyday wear
✔️ Easy to pair with jeans, shorts, joggers, and sneakers
✔️ Fun gift idea for students, teachers, and math enthusiasts

The Don’t Drink And Derive Know Your Limits Shirt combines mathematical wordplay with a bold, humorous design. It’s a fun addition to any STEM-inspired wardrobe and a memorable choice for anyone who enjoys clever math jokes.

Select color: Black

Select size

More details

  • Solid colors are 100% ring-spun cotton
  • Sport Grey is 90% ring-spun cotton, 10% polyester
  • Heather colors are 65% polyester, 35% cotton
  • Lightweight fabric (4.2 oz)
  • Relaxed fit
  • Unisex sizing

Quality Guarantee & Returns

  • Quality is guaranteed. If there is a print error or visible quality issue, we'll replace or refund it.
  • Because the products are made to order, we do not accept general returns or sizing-related returns.

Don’t Drink And Derive Know Your Limits Shirt Size Guide

Size guide preview
Size label Length Width Sleeve length
S
28
18
16.75
M
29
20
17.88
L
30
22
19.13
XL
31
24
20.38
2XL
32
26
21.63
3XL
33
28
22.75

Measurements are provided by suppliers. Product measurements may vary by up to 2" (5 cm).

Pro tip! Measure one of your products at home and compare with the measurements you see in this guide.

 


A Length

Place the end of the tape beside the collar at the top of the tee (Highest Point Shoulder). Pull the tape measure to the bottom of the shirt.

B Width

Place the end of the tape at the seam under the sleeve and pull the tape measure across the shirt to the seam under the opposite sleeve.

C Sleeve length

Place the end of the tape at the center back of the collar, then pull the tape measure along the top seam of the sleeve. When you get to the shoulder hold the tape in place at the shoulder and continue to pull down the sleeve until you reach the hem of the sleeve.

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