Multifunction bag you can use it as backpack or sling bag 

Material: 
Waterproof canvas 
Genuine Leather 
Water resistant material inside 
YKK zipper 

Feature: 
2 front pocket 
1 back pocket 
1 zippered pocket in the inside 
2 handphone slot inside 
Adjustable shoulder strap 
Can be used as backpack or messenger bag 
Inside pocket Slot for pen/pencil inside 

Dimension: 29x26x10 cm