Crenstone Exclusive Teenage Mutant Ninja Turtles Mini Backpack - 10” Canvas TMNT Backpack with Front Pocket and Bottle | TMNT Backpack Bundle. This Teenage Mutant Ninja Turtles backpack set includes a 10” canvas backpack with adjustable shoulder straps, zip closure compartments, front pocket, and top loop for hanging featuring colorful artwork of Raphael, Leonardo, Donatello, and Michelangelo. This TMNT backpack for kids and adults contains plenty of room to carry your wallet, phone, and any other small items you need to take to school or on the go. Show off your love of Teenage Mutant Ninja Turtles in style. This TMNT backpack bundle also includes a Beach Kids water bottle, making the perfect gift set for any TMNT fan. Officially licensed Teenage Mutant Ninja Turtles backpack set is perfect for fans of all ages, boys and girls, teens and adults alike.