This Bluetooth speaker hat is a fantastic way to spread the word about your brand! It's made of acrylic, measures 8.66" x 9.05", and comes in several fantastic colors. Not only will this keep your head warm, but it will play your favorite tunes when wirelessly connected to any compatible device. This has a two hour charge time and a six hour play time. Add your logo with our embroidery method and reach new audiences with this as your next gift!