Envelopes are designed for forms and invoices with address information on the right. Special right-hand Poly-Klear window position measures 4-1/2" wide x 1-1/8" high and is positioned 4-1/8" from the left and 1/2" from the bottom. Design features interior security tint for added privacy, a gummed seal, executive-style diagonal seam and V-flap construction. Made from 24 lb. white wove paper.

No. 10-1/2 envelopes are designed for use with CMS 1500, Medicare, ADA, standard insurance and other claim forms. Special right-hand Poly-Klear window position measures 4-1/2" wide x 1" high and is positioned 4-1/4" from the left and 1-9/16" from the bottom. Design features interior security tint for added privacy, a gummed seal, and side seam. Made from 24 lb. white wove paper.

See-through window on security envelope eliminates the need to address the envelope. Design features a diagonal seam. Security envelopes feature 24 lb. white wove paper.

See-through window eliminates the need to address the envelope. Envelopes feature 24 lb. white-wove paper with diagonal seams.

Double-window envelopes expedite mailing checks and forms. Two Poly-Klear windows show mailing and return addresses. Made of 24 lb. white wove paper. Envelopes feature inside security tint for added privacy and a gummed seal. Compatible with most computer-generated forms, invoices and purchase orders.

Security Window Envelopes require no moisture to seal. Raise the lower flap and press. The unique double-flap design keeps gum from sticking until the envelope is ready to mail. Inside tint for privacy. Window (1-1/8" x 4-1/2") is positioned 7/8" from left and 1/2" from bottom. No. 10 envelopes are made of a white wove material. 24 lb.

Window envelopes feature a removable strip to provide clean, quick seal immediately upon contact. Pressure-sensitive gum forms a permanent bond. Peel off strip protects adhesive from dust for longer shelf life. 24 lb.

Window envelopes with economical side seam offer the best quality value white commercial envelopes. Windows have film cover. Oyster-white, corrugated, expandable box provides easy access to envelopes and are UPS-ready. Sub 24.

Recycled window envelopes feature chlorine-free paper stock made from 30 percent post-consumer material and high-quality glassine windows. Small recycled logo is printed on the back.

Window business envelopes feature a convenient, Self-Seal flap. Simply raise lower flap and press for a quick seal. Side seam. Window is standard size of 1-1/8" x 4-1/2", positioned 7/8" from left, 1/2" from bottom.

Envelopes feature high quality poly windows and embossed vertical ridges that add a distinctive look to enhance a business image. Ridges do not affect printability. Regular No. 10. envelopes offer a 24 lb. weight.