Book Daypack is a waterproof bag that offers a minimum silhouette in proportions ready for campus. The design is characterized by its upper upper part, sharp base and large front pocket with zipper. The opening of the coated main zipper reveals a wide main compartment, which includes a padded cover for laptop for devices up to 15 ”. The bag also has a webbing transport handle and padded rear panel. The look is completed with adjustable padded straps. Book Daypack is made of the tissue of Waterproof Rains characteristic, designed to provide resistance, durability and a soft sensation. Product Details Material: 100 % polyester with polyurethane coating Lining: 100 % polyester Water column pressure: 8000 mm Dimensions: Al. 40 x An. 27 x pr. 10 cm / al. 15.7 x An. 10.6 x pr. 3.9 inches Volume: 10.8 liters / 2.9 gallons.