WESTVA : Columbian® #9 Poly-Klear® Single Window Envelopes
Window envelope helps to ensure your documents arrive at their proper location. Great for home, business, or interoffice use. Gummed flap provides a secure seal. Envelope Size: 3 7/8 x 8 7/8; Envelope/Mailer Type: Window; Closure: Gummed Flap; Trade Size: #9.
