Mexicali Blues HEMP Hippie Hat – One Size Fits Most. Make a statement with the unique design of Mexicali Blues HEMP Hippie Hats. This multi-colored hat is made out of sustainable hemp and is sure to make a lasting impression. At one size fits most, you’ll have the perfect fit for any occasion. - Hemp - Multi colored - One size fits most - Very unique. #hippiehat #stylestatement #mexicaliblues #sustainablefashion #style