Our flat card in a cover weight fits a 5 3/4" square envelope, perfect for a unique invitation. Environmentally friendly, Paper Bag is made from 30% post-consumer waste and has a natural khaki color. Due to the recycled content, please note that each piece is unique and may vary slightly in color or texture.Flat size - 5 1/2" x 5 1/2"Sold in packs of 25