These envelopes are made of durable yet pliable plastic and each feature a secure two button string tie closure. As these envelopes are a little smaller than the standard sheet of paper, they are perfect for smaller documents and checks. The bright electric green color of this envelope can help you stay organized by making your documents and other stored items stand out to be found quickly and easily! Details: Lime green 6.25" x 9.25" 1.25" width expansion Pack of 120 open end envelopes Button string closure Suitable for small documents and checks Plastic