Waterproof, sturdy, with lot of pockets
Fits big 17 inch laptop
Can be worn as backpack or as a bag, with detachable straps
Features:
Security locks on front zippers
4 Front pockets
2 pockets for water bottles
1 back pocket - which can be opened from bottom, and put on a luggage handle
Inside has
cushioned pocket for big laptop
4 more inside pockets - including big pockets for phone and a secret pocket
 
Outside material is cork and recycled plastic bottles 
Straps and inside lining are also made of recycled plastic bottles
 
Dimensions in inches: 16.5x9.5x3.5
Weight is 0.7kg = 1.54 pounds
Free shipping in US

We chose cork fabric because it looks like a leather, but it´s cruelty free and eco friendly. Cork is durable, light weight and water resistant. It comes from tree bark.