Business Source 4-1/8 in. x 9-1/2 in. Self-Seal Envelopes Regular Plain, White (500 per Box)

Number 10 invoice envelopes offer a self-sealing design that makes envelopes quick and easy to close. 24 lbs. envelopes require no moisture to seal. Unique double-flap design keeps the gum from sticking before use. Simply raise the lower flap and press.|Number 10 invoice envelopes offer a self-sealing design that makes envelopes quick and easy to close|24 lbs.|Envelopes require no moisture to seal|Unique double-flap design keeps the gum from sticking before use