Multi-Purpose Black Nylon Organizer -Travel Bag with Separate Tablet Holder. This item is unbranded and I have no idea what it's exact purpose is, but it could be used for a large variety of things. The inside consists of clear vinyl zippered compartments and a set of pocket compartments.  On the outside is a separate zippered book or tablet holder that fits in a pocket with a snap closure. 

Measures 12 1/2" wide x 9" tall x 3" deep. Zips Closed.

Excellent Condition.