Sexy Hackers Clothing Inc.
Pi Unisex T-shirt
Math nerds of the world, gather 'round to see this sweet little number. This comfy, cotton tee is perfect to show the world your love and admiration of the mathematic constant of geometry and physics used to measure a circle's circumference based on its diameter. The well-known Greek symbol is the only kind of "pie" you want to have on your t-shirt.
