Ultimate Spider-man #79 Sketch Variant comic book, from Marvel Comics, which was only available as a limited edition production run at the Wizard World Chicago Convention in 2005.
It has been professionally graded by CGC, the largest independent comic grading company in the world, and slabbed in a sealed tamper proof protective case.
The grade is guaranteed to be high investment grade 9.8 (NEAR MINT/MINT).
You can check the validity of this item by entering the 10 digit number on the label at the CGC web-site at www.cgccomics.com
There are no cracks on the case. Any glare is just the scanner on the CGC case, which can cause reflection.