DuPont™ lightweight Tyvek® material is strong and moisture resistant
- Security-tinted inside for privacy of contents.
- Redi-Strip™ closure requires no moisture to seal. Features a removable strip that provides a clean, quick seal immediately upon contact.
- Peel-off strip protects adhesive from dust for longer shelf life.
- Envelopes are made with a material that inhibits the growth of mold and mildew to protect the product.