Quality Park #9 Double Window Tinted Redi-Seal Invoice and Check Envelope, White (500/Box)

Double-window, Number 9 envelopes make mailing easy and efficient with Redi-Seal Closure. Envelopes do not require moisture to seal. Unique double-flap design keeps the gum from sticking before use. Simply raise the lower flap and press to seal. The 1-3/16 in. x 3-1/2 in. top window is positioned 3/8 in. from the left and 2 in. from the bottom. The 1 in. x 4 in. bottom window is positioned 3/8 in. from the left and 1/2 in. from the bottom. 24 lbs. white wove envelopes have poly windows and inside tint for security.|Compatible with most 8-1/2 in. x11 in. computer-generated invoices and statements|2 poly windows and inside tint for security of contents|24 lbs. white wove with redi-seal closure|500 / box