120 Cardboard Sleeves Folded Flat Vending 3″ X 4.5″ Sports Card Folders Mail Shi by | Jun 26, 2026Perforated fold. 3″ x 4.5″ Folded – 3″ x 9″ Open Flat. 3″ x 4.5″ Folded – 3″ x 9″ Flat. Material Cardboard. Material Type Cardboard. Manufacturer CS Board. Style Flat. Jewelry, Sports Cards, Earrings.
