Business Source Self Seal Envelopes Tint/Regular 4-1/2"x9-1/2" 500/BX WE 04645

No. 10 invoice envelopes offer an inside security tint to privacy for your contents. Self-sealing design makes envelopes quick and easy to close. 24 lb. envelopes require no moisture to seal. Unique double-flap design keeps the gum from sticking before use. Simply raise the lower flap and press.