4 in 1 Kpop BTS Bangtan Boys Backpack set: Backpack + Messenger Bag + Tote Bag + Pencil Bag..
The backpack is made of thick nylon, durable, and the bts name is beautifully printed on the backpack.
Measurement:
Backpack Size:11.4*16.9*7.4in. 
Messenger Bag:9*7*0.78in. 
Tote Bag:12.2*14.5*1.9in. 
Pencil Bag:7.8*1.9*1.9in.