[BIG] Nearly all daily items could be in: books, ipad/tablet/laptop, pen bag, water bottle, lunch, clothes, wallet, umbrella, etc. Size is 12.6 (Width) * 16.5 (Height) * 6.7 inch (Thickness), More than 20 liters volume. Max 15 inches laptop. Straps 40-80cm for nearly all kids¡¯ body sizes. One 3*8 Inch pen bag included.
[SAFE SMALL BAG] A safe bag is designed in reverse on it, the important articles are saved without worrying the loss like mobile/ keys/ cards etc.
[UNISEX] It is unisex as both school bag for boys and girls.
[CANVAS] Advanced version canvas book bag for school, durable and resistant, fine rain would not wet the inside (yes in storm, all electronics are suggested wearing a waterproof case). Inside the front pouches / two sides are canvas as well, not inner cloth lining as others.
[MULTIUSE] It's also for sports, trip, picnic, hiking, daily/weekend getaway etc.