4.125 x 9.5 in. Authority #10 Envelopes , Pack of 25

Authority #10 Envelopes feature a structured design with blue and gray stripes, offering a clean, confident look suited for professional communication. They are ideal for mailing formal business correspondence such as contracts, policy updates, or client proposals, and also work well for corporate announcements or financial statements.

• 4 1/8" x 9 1/2"
• 25 per package
• 28 lb. stock
• Square flap
• Laser and inkjet compatible
• Holds up to (6) 8 1/2" x 11" sheets, folded in thirds