Size: 18 inches (H:45cm*W:32.5cm). Suitable for elementary and middle school. Comes with a place for a laptop or tablet. Comes with a night reflector in the arm of the bag. Glossy Bird Bag Overview: A bag made of the finest types of fabric treated against tearing and water. The bag has a fabric interior and at the bottom of the bag there is a compressed sponge to distribute the weight. The zipper is made to a large size for extended periods of use. Detachable bag and installation. Conforming to international standards.