The Ratio Arc: MarkRyden First Kickstarter campaign - Hard-shell Waterproof Laptop Backpack

The Ratio Arc Pro: MarkRyden Fist Kickstarter campaign!

The Ratio Arc - MR7917 is an anti-theft backpack. Made from 900D composite leather and PVC hard shell and equipped with an integrated anti-theft combination lock. It can accommodate a 17.3-inch laptop and a 12.9-inch tablet.

Feature	Specification
Size	45*31*9-10cm
Material	900D composite leather + PVC hard shell integrated moulding
Security	Equipped with a password lock, integrated anti-theft design
Capacity	It can accommodate a 17.3-inch laptop and a 12.9-inch tablet
Main Compartment	Large capacity with various small item storage bags for convenient organization

YouTuber JDUBB has taken a review for Ratio Arc Pro