Pinit Trading Card Sleeve for 1950's Baseball Cards. 2-7/8 x 4". 4 mil POLYESTER. No flap. SKU: S1950PET (0)No Reviews yet Add to Shopping Cart Details Made from crystal clear archival polyester approved by the Library of Congress. Holds one 1950's trading card. NO flap. Details Back DetailsMade from crystal clear archival polyester approved by the Library of Congress. Holds one 1950's trading card. NO flap. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review