Show your support for the dozenal math movement with this vibrant and adjustable trucker cap. Perfect for events and gatherings, this cap is relevant to those who are passionate about base-12 math and geometry. Ideal for adults, this cap is made with high-quality materials and comes in seven different color combinations to choose from.

Product features
- Adjustable strap closure for the perfect fit
- Professionally printed with sharp and vivid designs
- Dyed to match fabric undervisor, sweatband, braid, and plastic closure
- Made with 100% polyester foam front and 100% nylon mesh weave back
- One size fits most with 22.8”/58cm circumference

Care instructions
- Use warm water and dish soap and clean spots off your hat. It's not necessary to soak the whole item. For hard to clean spots use a soft bristled brush.