A Firefox sound bag is available now at the Mozilla Store. It “has built in speakers powered by 2 AAA batteries. Just slip in your iPod, zip up your case and you ready to travel in style! The front of the case is decorated with the Firefox wordmark in black.”
There is also a clearance sale going on at the store with 10-20% discount on Firefox polos, t-shirts, flashlights, ladies hooded jogger and laptop backpacks.