3x3x1 inches pocket-sized, save space and reduce clutter for your bag, Lightweight and compact. The internal mesh keeps your headphones in place,so headphones don't unravel when you open the case. Comes with case hook for easily attached to your backpacks or bags,easy to carry,convenient and useful. Case is sturdy which are good for organizing headphones and keeping earphone,earbuds, USB cable and other accessories safe.