B5 Envelope - 6.93" x 9.84", C5 Envelope - 6.38" x 9.02", DL Envelope - 4.33" x 8.66", Postcard - 5.83" x 3.94", 3.94" x 5.91", Letter - 8.50" x 11", Executive - 10.50" x 7.25", Envelope No. 10, 4" x 6", 5" x 8", 3" x 5", A4 - 8.27" x 11.69", A6 - 4.13" x 5.83", Legal - 8.50" x 14.02"