Staples® Laser Security Tinted #9 Double Window Envelope 3 5 8" x 8 7 8", Wove White, 500 Box Pelican This Epson DURABrite Ultra 220XL ESMMM559RP This Epson DURABrite Ultra 220XL high capacity ink cartridge features a simple design for effortless installation Each planner board also includes a dry erase marker with eraser and 1 magnet which creates the opportunity for each board to double as a bulletin board Mail with the confidence of knowing that sensitive information is safe with these double window security tint gummed envelopes 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