500 Custom Printed Full Color Commercial #10 Envelopes Size: 9 1/2 x 4 1/8″Type: Number 10 Regular EnvelopePrint: Full Color – 1 SidePaper: 24lb. White WovePrint Method: Inkjet Artwork: I will send you a message after payment how to email your artwork Shipping: FREE We accept the following artwork files: Adobe Acrobat (PDF)Word, DOCPlain text and we will lay it out for your approval. Just provide instructions and we will provide a proof.