This Wildkin Sidekick kids" backpack is durably constructed and vividly designed. * Product Material: 600D Polyester * Product Weight: 0.75 lbs. * Measures 15 in. x 12 in. x 7 in. * Extra-durable 600-denier polyester fabric * Padded back for extra comfort * Interior moisture-resistant nylon lining * Adjustable padded straps * Interior utility pockets and pencil holder * Embroidery friendly * Matching accessories are available for most patterns * Sized for ages 3+