Crenstone Exclusive Spongebob Mini Backpack Set - 10” Canvas Spongebob Squarepants Backpack with Front Pocket Plus Bottle | Spongebob Backpack Bundle. This Spongebob Squarepants 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 Spongebob. This Spongebob 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 Spongebob in style. This Spongebob backpack bundle also includes a Beach Kids water bottle, making the perfect gift set for any Spongebob fan. Officially licensed Spongebob Squarepants backpack set is perfect for fans of all ages, boys and girls, kids and adults alike.