c6 kraft envelopes

Closures include self-adhesive/self-seal strips, standard flaps, and gummed flaps. Some rigid mailers also list peel-off adhesive strips and pull tabs to simplify sealing and opening.

Common pack sizes shown are 50-count and 100-count (packs or boxes), with listings frequently offering either 50 or 100 envelopes.

Gummed flaps are described as heavily gummed and provide a strong seal once moistened. Listings note that gummed flap closures keep documents secured inside the envelope.

Self-adhesive mailers typically have self-seal strips for quick, secure closure. Some also include peel-off adhesive strips and pull tabs to aid sealing and make opening easier.

Sizes range from about 3 3/8" x 6" up to 12.5" x 18", with other common dimensions such as 6" x 8" and 6" x 9" shown in the results.

These listings use kraft paper or paperboard. Explicit weights mentioned include 28-pound kraft and 24 lb. paper.

They’re used for shipping small merchandise (cosmetics, small gadgets), sending photos or documents that shouldn’t bend, mailing catalogs/brochures/price lists, and storing or gifting small items and craft supplies.