Unleash your inner curmudgeon with our Warning: Grumpy Old Fart T-Shirt! Perfect for those who wear their age like a badge of honour (and perhaps a cheeky scowl), this tee’s got wit that’ll have everyone chuckling—unless it’s past your bedtime! Made from soft, organic cotton, this eco-friendly gem not only keeps you comfy but also helps save the planet. Who knew sarcasm could be so sustainable?

With its cheeky slogan, it’s perfect for grumpy grandads, cantankerous mates, or anyone who just likes to keep it real. Throw on this legend of a tee for your next pub visit and let the world know you embrace your grumpiness with style! And when you’re ready to hang it up (after a lifetime of grumblings, of course), send it back to us—we’ll transform it into something new! Join the Teevolution today, because being grumpy has never looked so good!

Size Guide

Chest: Measure all round your chest just below your armpits.

Waist: Measure round your waistline, where your trousers would button up.

Height: Your natural height.

If you fall between the sizes, go for the larger of the two.

Product Specification

Certified Organic Cotton t-shirt, 155g/m2. Wash cool, hang dry. GM free. Not tested on animals. Does not contain animal-derived products. Printed with low waste printing tech. Made in a renewable energy powered factory audited for a wide range of social and sustainability criteria.