Travel Laptop Backpack, Outdoor Rucksack, School backpack Fits 15.6" Laptop(Black) Color_Khaki the error interval is 1-2

the error interval is 1-2 cm

DURABLE&GOOD QUALITY:This backpack is made of polyester and the inner lining is also polyester

If you have questions about your backpack

easy to carry throughout the day

1 *Main handle double zipper

Travel Laptop Backpack, Outdoor Rucksack, School backpack Fits 15.6" Laptop(Black) Color_Khaki the error interval is 1-2Large capacity stuff arranged tidily when using this knapsack. This travel laptop backpack 's approximate dimension is 11. 9*6. 2*18. 5(L*W*H), Capacity: 22. 4L. Laptop compartment fits up to 15. 6" Laptop, while the outer compartment can hold 18". 1 main compartment+ 1*outside zipper pockets+ 2*inside pockets+ 2 side pockets. Tablet, Macbook Air Pro,Ipad, phone,pen,notebook,wallet,umbrella,books,folders,or other things can be put in the bag. High