Quality Park No. 10 Single Window Business Envelopes with Embossed Ridges

Single Window - #10 - 4 1/8" Width x 9 1/2" Length - 24 lb - Gummed - White - Poly - 500 / Box. Executive-embossed, unique ridges for a noticeable look. Left-side window eliminates the need to address the envelope separately, saving time and effort; positioned to fit most invoice address layouts.