New Guardian Board Backed Envelope C4 Peel and Seal Window Power Tac 130gsm Manilla (Pack 125)

Amazon

New Guardian - A strong two-tone manilla paper that safeguards important contents and offers premium protection for important Mail C4 size Subtle two-tone sheen finish paper for better presentation Features a peel & Seal closure for a more secure seal and an extended shelf life over gummed or self Seal 125 strong and durable heavyweight 130gsm paper envelopes ensures your documents arrive intact

Euroffice

C4 board back envelopes with address window. Heavyweight 130gsm paper. Extra strong and secure Power-Tac peel and seal closure. Window size: 40 x 100mm. Window position: 25mm in, 213mm up. Colour: Manilla. Pack of 125.