this backpack is made of water resistant light oxford, smooth surface that is wear-resisting, anti-wrinkle and anti-vibration. Also has a durable and soft polyester lining. The backpack has a hidden pocket in the back of this bag, special design, the back tightly in touch with your body, it is not easy to be found and opened, this functional digital backpack is super good for travel commemorative, business, school, work, opening ceremony, and more public occasions
product dimensions: 11.7" x 5.07" x 17.55" /30 x 13 x 45cm(l x w x h), weight: 2.1 lb /0.96 kg; large capacity bag is a really good size for taking an electronic device or on an outing when you might want to take bags for life.
1* main zipper pocket
4*biger sleeve pockets for laptop and notebook, tablet, wallet
3* medium pockets put charging treasure, glasses and water bottle
4* pens ring position
1* shoulder strap pockets for bus card, entirety can hold many electronic digitals of traveling access