The First Sine of Madness Shirt | Math Pun T-Shirt | Funny STEM Tee | Math Teacher Tshirt

UPDATED 4/23 - CHECK

For those who appreciate a good math pun and a little chaos. this shirt is the perfect blend of humor and brainpower.

Featuring a stylized out of phase sine wave effect or glitch effect, this design is made for math lovers, engineers, students, and anyone who enjoys clever. nerdy humor. It's the kind of joke that delivers both style and smarts.

Perfect for:

-Math Teachers & Professors 📐
-Engineers & STEM Students .🧪
-Back-to-School outfits .🏫
-Casual wear with ✨whimsy✨
-Gifts for your favorite nerd 🥼

This shirt features a midweight 100% cotton fabric and ribbed crew neck keep the silhouette simple and comfortable while the tear-away label and reinforced shoulder tape add scratch-free durability. It’s a shirt that feels like sunshine and wears like a favorite memory. 

Product features - Medium-weight 100% cotton body (5.3 oz/yd²) for durable, year-round comfort - Tubular knit construction with no side seams for a smooth, waste-reducing finish - Ribbed collar and twill shoulder tape to preserve shape and prevent stretching - DTG front print with DTF for sleeve and inner neck details — crisp, detailed imagery - Tear-away label, Oeko-Tex certified, and meets EU safety and material standards Care instructions - Non-chlorine: bleach as needed - Do not iron - Do not dryclean - Machine wash: cold (max 30C or 90F) - Tumble dry: low heat 

EU representative: HONSON VENTURES LIMITED, gpsr@honsonventures.com, 3, Gnaftis House flat 102, Limassol, Mesa Geitonia, 4003, CY

Product information: Gildan 5000, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC

Warnings, Hazard: For adults, Made in Nicaragua

Care instructions: Machine wash: cold (max 30C or 90F), Non-chlorine: bleach as needed, Tumble dry: low heat, Do not iron, Do not dry clean.