14.11 Oz. Made from 100% polyester, durable and fashionable. One main compartment with a padded sleeve designed for laptop. A inner zipper pocket featured. Roomy compartment can hold books, magazines, laptop and other items. Available for many occasions. It will be suitable for daily use, travel, hiking and so on. Padded back and adjustable shoulder straps for ultra comfort and stability. Zipper closure allows it easy to open and close. 【Applicable situation】School, hiking, training class, shopping, zoo, park, outdoor sports. 【Applicable population】Both for women and men. 【Size】Measures approximately 12.80"(L) x 5.12"(W) x 15.55"(H) x 2.17"(Hand Drop). 【Parts structure】Spacious main compartment with extra bushing for laptop. Two side pockets and one internal zipper pocket. 【Washing notice】Suggest hand washing, do not bleach.