Staples Envelopes White Security #10 - 4 1/8 x 9 1/2 - 45 Pack - QuickStrip

Keep cheques and personal letters confidential with these Staples #10 Security Envelopes. Featuring a blue tint on the inside, these envelopes conceal and obscure the pages inside to ensure only the recipient sees what's included. The #10 envelope has a versatile design that fits letter-sized pages folded into thirds, making it the perfect choice to send letters, cheques, contracts and more. With 45 envelopes included, this box of security envelopes ensures you have enough to handle moderate mai