Tina Belcher Backpack BLACK. Show your love for everyone's favorite awkward teenage girl from Bob's Burger with this Tina Belcher Backpack. It has dye sublimation unicorns all over the backpack, and Tina Belcher decorates the front with her catch phrase Boys, Butts, and Unicorns. It is made from durable 600D polyester fabric and has a main full-body compartment that can fit your books, notebooks, and other essentials. Adjustable shoulder straps help reduce stress on your shoulders, and a back zip pocket is perfect for additional items.