Sir Cumference (Fat Knight) T-Shirt

The "Sir Cumference (Fat Knight)" T-Shirt is a whimsical and playful homage to the world of knights and geometry. Featuring the beloved character Sir Cumference, this shirt brings math to life in a fun and engaging way. With a clever design that showcases the knight's round physique, it cleverly plays on the concept of circumference, making it perfect for math enthusiasts and those with a sense of humor. Made from soft, comfortable fabric, this T-shirt is ideal for casual wear, whether you're attending a math-themed event or just hanging out with friends. It's a great conversation starter, inviting smiles and laughter while celebrating the joy of learning. Wear it proudly to show off your love for math, stories, and a good laugh!

At Orbital Clothing, we specialise in high-quality, affordable funny t-shirts that are made to make people smile, spark conversations, and turn everyday moments into laugh-out-loud ones. Founded in 2022, we set out to create tees that aren’t just throwaway novelty items, but genuinely well-made wardrobe staples that bring humour and comfort in equal measure.

Every Orbital tee is crafted using premium materials and eco-friendly water-based inks, so your shirt feels soft, lasts wash after wash, and treads lightly on the planet. Our designs are bold, relatable, and proudly UK-made, whether you're buying for yourself, a mate, or that one person who always "gets it," we’ve got you covered.

With hundreds of 5-star reviews, fast UK delivery (2–5 working days), and a cheeky buy 3, get 1 free offer at times, Orbital isn’t just a brand.. It’s a vibe.

Estimated delivery is just 2–5 working days.. Fast enough to have your new favourite funny t-shirt turning heads before the weekend.