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A design for math geeks with the Greek letter in the center, surrounded by a circle of Pi symbols, 37 digits of Pi as circular text, and a linear circle.
Please see the respective shop pages for details about available colors, product types and prices. The sizing charts will help you pick the right size for you or the lucky person in case you want to buy a gift.
Design published: by Ramiro Gómez
This design is available from the shops linked above. Available product options (size, color, type) and buying conditions differ across stores, so be sure to review them before you buy a product.
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