Staples® Laser Security Tinted #9 Double Window Envelope 3 5 8" x 8 7 8", Wove White, 500 Box Flashlight 9375 Fastener Capacity in Inches: Gray Silver Black 9375 Fastener Capacity in Inches: 2" Fastener Specification: 2K Style Fastener Folder Durability: Standard Folder Material: Paper Stock Folder Pack Size: 100 to 140 Length in Inches: 12 It is designed using corrugated cardboard that is known to keep the goods and equipment protected from external damag e 625 Next Day Delivery: Yes Pack Qty: 500 Paper Weight in Pounds: 24 Security Tint: Security Tinted Series or Collection: Laser True Color: Wove White Width in Inches: 8 These Staples double window security tint envelopes come in a 500 pack and have heavily gummed flaps that let you close them shut by applying moisture