Envelope TYVEK E4 305x394mm 50/pack

Perfect for legal and financial correspondence - anything valuable and confidential. Envelopes, Bong® Tyvek E4, the strength and protection of Tyvek keeps your documents dry and secure. With a special security seal (Locksafe) that reveals if someone has tried to open the envelope. Tyvek is a tear-resistant and penetration-resistant mailing material that ensures your documents arrive safely. The water-repellent material protects your mailings - Peel & seal closure - Keeps documents dry and secure - Locksafe - Quantity: 50 pcs/pc