Big enough to hold textbooks, lunch, a laptop, even clothes & gear when you go camping. This durable Eco-Friendly Nylon backpack offers ample interior space with side and front Nylon zippered pockets with rubber ends for extra space. Attached trolley provides easy carrying. Embroidered and printed. Easy to clean. Adjustable padded shoulder straps for extra comfort. Detachable gold plated key ring. Rigorously tested to ensure that all parts are lead-free, bpa-free, phthalate-free, and conform to all rules and regulations set forth by the Consumer Products Safety Information Act.13Lx8.24Wx17H INCHES