Geometry Blue Math Bucket Hat brings brainy cool to sunny days. A deep blue field is covered in clean geometry—shapes, angles, graphs, and tidy notation—like a wearable chalkboard. The all-around brim spotlights the pattern for 360° nerd-chic shade. Easygoing and confidently geeky, it levels up beach trips, study breaks, and con days with artist-backed style that broadcasts your love of beautiful math. Product Details Introducing our Reversible Bucket Hats, the perfect accessory for geeky style and sun protection. With two fabric layers for durability and a lightweight feel, these hats are easy to roll up and carry anywhere. The top-stitching adds durability and a polished look. Choose from a range of geeky designs that perfectly complement our shirts. Stay stylish and protected with our geek-approved bucket hats!