These are ultra-thin, precision-fit inner sleeves designed for "double-sleeving" trading cards. The card is first inserted into this tight-fitting inner sleeve, and then the sleeved card is inserted into a standard-sized outer sleeve.
Yanoman Card Protector
Vintage Metal Comic Card Protector METAL STORAGE BOX - Marvel Superhero Holder
Hello World Promotional Flyer Protector Theme Collector Card or Decor
