BOXPRO® Video Game Protector NES in Box. Six sided.
12 mil Crystal Clear Archival APET.
5-1/16 x 7-1/8 x 1"(inside dimensions ).

BOXPRO® Video Game Protector - Clear Polyester
NES in Box / Sega Genesis in Case / Sega Master System in Case
5-1/16 x 7-1/8 x 1"(inside dimensions).
Made from 12 mil crystal clear, archival, semi-rigid, PET (Polyester). 

Top closure: Slit-lock. Bottom closure: Tongue tuck. Slit-lock.
Closure flaps are located on the opposite side of the box.

Boxes come with a removable protective film to prevent scratches.