Envelopes

No. 10 envelopes offer a smooth seamless interior for perfect insertion every time. With this design, you'll have no catching on seam while inserting so it reduces jamming and downtime. Easy-to-use envelope has an open side and outside side seam...

Extra-large, open-end expansion envelopes are specially designed to expand up to 1" to accommodate bulky mailings. Center seam design provides extra strength for secure deliveries. 32 lb., natural Kraft stock prevents your private items from showing...

These extra-large, open-end catalog envelopes are perfect for storing and transporting maps, film, artwork and large presentations. Center-seam design provides extra strength for secure deliveries. Envelope paper is made with post-consumer material to...

No. 10 open-end policy envelopes are great for statements, invoices, policies or business stationery. Center seams provide extra strength. Fully gummed 1-3/8" flaps offer a secure seal. General Information Manufacturer: Supremex, Inc Manufacturer...