A sandworm appears from the dunes of sand planet Arrakis, source of spice mélange. Under the banner you can see a Fremen knife held by Paul Muaddib and some spice blue eyes coming from the dark. Based on Dune by Frank Herbert. -- Choose from our vast selection of Trucker hats to match with your favorite design to make the perfect custom graphic Hat. Customize your color! For men and women.