Columbian Poly-Klear White Double Window Envelopes, No. 9, 500 Count
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About this item
Columbian® Poly-Klear® White No. 9 Double Window Envelopes are designed to be compatible with most computer generated forms, invoices, purchase orders and more. Two Poly-Klear windows clearly show return and mailing addresses from contents eliminating the need to address envelopes.