California Crest Design. You love this state, you’re from this state, whatever it is, show it and wear it!!! You can find this design in either red or blue. I’ve placed this design on a variety of products that range from t-shirts, shirts, mugs, hats, mugs, etc. They make excellent gifts for anyone for any occasion. The best part is, you can customize any of these items to fit your wants and needs with a wide range of options to choose from.