8.5” x 11” is a suitable sizing for making a flyer or leaflet. It are available because the flyer (US letter) measurement in PosterMyWall's various style measurements. It's also possible to resize your current design and style to that of the flyer employing PosterMyWall’s editor. You can get flyers on https://thegreatbookmark.com/story20067376/considerations-to-know-about-flyer-printing