The Galaxy Econo-Line offers economical solutions for listening in the classroom or remotely in groups of five! Sack-O-Phones packaging is a unique bag that doubles as a knapsack that can hold 5 deluxe or 10 personal-sized headphones. It's a great way to store headphones easily and economically, no need for costly plastic cases for storage. | Hamiltonbuhl | | Galaxy Econo-Line of Sack-O-Phones with 5 Personal-Sized HA2 Headphones, Starfish Jackbox and Carry Bag | Best Buy