These 6 x 9 Tyvek open end envelopes have an opening on the 6 side, peel and stick closure for easy mailing, and are priced per box of 500. They also are pre-printed with standard "First Class Mail" markings. The Tyvek material is virtually indestructible and it makes the envelopes resistant to tearing, puncturing, and water damage.
Trustpilot
2 months ago
2 months ago