About Markryden:
Mark Ryden has been majoring on laptop backpack for more than 15 years since 2001.
Target on Waterproof, USB design and anti-thief Backpack.
Focus on high-quality and Cost-effective bags.
Markryden backpack is becoming more and more famous around the World.
Different capacity and functions to meet different needs and uses. 1.0 version: ?Color option - BLACK, GREY ?Water-resistant, 2 big pocket design (laptop sleeve in the main pocket). ?Fits for daily life and school 2.0 version: ?Color option - BLACK, GREY ?Water-resistant, 2 big pocket design + 1 separate laptop compartment ?Fits for business trips and travelling. 3.0 version: ?Color option - BLACK ?Water-proof, 2 big pocket design (laptop sleeve in the main pocket) ?Fits for daily life, school and area where always rain. 4.0 version: ?Color option - BLACK ?Water-proof, 2 big pocket design + 1 separate laptop compartment. ?Fits for business trips and travelling and area where always rain.