✉️Quality Park #9 Double Window Security Envelopes, 500 Pk - 3-7/8 x 8-7/8"

Mail private information with confidence by using this box of 500 Quality Park gummed security-tinted double-window white #9 envelopes.  Send confidential invoices, medical information, and other documents with these security-tinted white envelopes. Featuring a reflex blue-tint pattern, these envelopes protect sensitive information from being viewed by unintended parties, even while being held up to light. These Quality Park double-window white #9 envelopes are sold in a box of 500 for easy stocking and have a gummed seal, providing enhanced security while in transit.  US #9 business envelopes are suitable for many mailing projects  Made from white wove 24 lb. paper for durability  These envelopes measure 3 7/8H x 8 7/8L in size, providing enough space for your mail  Gummed closure with commercial flap keeps contents in place  Security-tinted pattern helps to discourage reading sensitive information through the outside of the envelope  500 envelopes per box  Double-window envelopes conveniently display addresses  The flap is on the long side for easier filling  Made in the USA  BNIB