Tyvek envelopes provide superior puncture, tear and moisture protection.
10" x 13" Silver Tyvek Envelopes. Tyvek envelopes provide superior puncture, tear and moisture protection. Colorful envelopes make your mailing stand out. Constructed from 14 lb. olefin. Ten times stronger than paper envelopes. Feature self-seal closure.
- Tyvek Envelopes useful for shipping flat items such as documents or catalogs
- Silver Tyvek constructed from 14 lb. olefin
- Features a self-seal closure strip
- Colorful envelopes make your mailing stand out
- Ten times stronger than paper envelopes