View the Video Description for this product! Rawwwrrr! Shake things up a bit with the monstrous Spiketus Rex Full Pack from MadPax®! The Full Pack is "the mack daddy of all the MadPax built for kids on the go. Spiketus-RexTM is the original pack that launched MadPax. Standard size backpack recommended for kids ages 5 and up. Allover 3-D spike detail lets your kid be seen! Spacious main compartment holds books and notebooks. Interior padded laptop sleeve with hook-and-loop closure. Backwall zipper pocket for added storage. Side zipper pockets for accessories or extra gear. Padded shoulder straps with multiple buckles and sternum straps for a secure fit. Mesh back lining for breathability. Molded MadPax logo and ID window at back. 100% PU with nylon fabric lining. Patent pending. This product may have a manufacturer's warranty. Please visit the manufacturer's website or contact us at warranty@support. Zappos. Com for full manufacturer warranty details.