Blank A4 size Letter size No design, just the fold lines, instructions and guidelines for writing an address. Good for learning to fold with or for making your own design, uses a minimum of ink. Contributed Designs Tux 2000 Easter - A4 size An easter theme with bunnies and eggs. Tippy Pennell's designs Sushi - Letter size St. Patrick's Day (Design 1) - Letter size St. Patrick's Day (Design 2) - Le