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 blue 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! Don't let your smaller, yet valuable documents get lost in the messes of life. Keep them protected and in order with these blue envelopes. Details: Blue 6.25" x 9.25" 1.25" width expansion Pack of 12 open end envelopes Button string closure Suitable for smaller documents and checks Plastic