Types Available: Printed Envelopes, Plain/Blank Envelopes Sizes: C6, DL, C5, C4, Square, Custom Sizes Paper Options: 80gsm, 100gsm, Kraft, White Wove, Recycled Paper Seal Types: Gummed, Self-Seal, Peel & Seal Window Option: With Window / Without Window Printing Options: Full Color, Black & White, Single/Double Side Use Case: Business correspondence, marketing, mailing, personal use Quantity: From 200 to 1000 Finishing: Matte, Gloss, Uncoated