• 3 usage. Backpack, Tote bag, or Shoulder bag
• Inside bag can be removed and divided into 2 bags
• Outer bag can be used as a tote and the interior bag can be used as a shoulder bag
• Interior slots to keep your things organized 
• Exterior slots for water bottles and umbrellas
  
• Outer zipper pocket for smaller items
• Clip to keep things secure
• Material (Outer Bag): 100% polyester
• Material (Inner Bag):  Nylon
• Capacity: 20L
• Weight: 1.50 lbs
• Dimensions (Outer Bag): Width 48cm × Height 38cm × Depth 14cm
• Dimensions (Outer Bag): Width 46cm × Height 36cm × Depth 13cm

Usage as a backpack, tote bag, and shoulder bag.
The shoulder bag inside is removable and can be divided into two bags when the luggage increases.

It's a bag for people who carry a lot, for their usual shopping, schooling and commuting, travel and leisure.