Instruction: Generate an answer to the question by utilizing the information contained in the document.

Input:
Question: What's the dimension of this bag?
Document: Great bag... if you need to protect your goods this is the bag for you! I'm so happy with it.
I have nothing bad to say about this bag. And if I did the price for what you do gets offsets that.
This bag is beautiful/sturdy/compact. All my coworkers are envious of this bag. It's also very useful for my electronic devices as it stated.
The product is just as described,  I really enjoy using it for school. It has Premium Materials that are used in the construction if this book bag.
Great bag pack for MacBook or other laptops, iPad and more and more gadgets! Real comfortable bag pack for people, who love GADGETS.
Best backpack purchase. Gives me a stylish and safe way to carry my devices. In regards to other reviews my bag color is truly GREY
It holds my 15&#34; Lenovo Thinkpad, that I have to use for work, very snugly and securely.Overall a great bag! Just a little disappointed in the color.
I received this bag and I love it very much. It has a great design and many compartments as it can hold everything I need and more. I recommend this bag to any one.
This bag is comfortable to wear and holds a lot. The cushioned pocket feels like it holds my laptop safely. The waxed exterior is perfect for commuting in snow or light rain.
I bought this bag thinking it was going to be your average bag. Wrong! I could fit my XBOX 360, MBP ''13, iPad Air, two controllers, and games in this bag.
Answer: 12" wide, Approx 16.5" tall, 6.5" deep (note this is with my minimal amount of stuff in the bag. it can fit much more and would get wider with more stuff)