Golden State Art, Cardboard Photo Folder For 3 4x6 Photo (Pack of 50) GS002 Black Color Holds Two Vertical 4x6 Pictures and One Horizontal 6x4 Picture Photo Opening Size: 3-1/2" x 5-1/2 ", 3 opening Overall Dimensions: 7-1/2"x8-1/2" when folded 50 folders per pack Side-load construction