New Guardian: New Guadian Pocket Envelope C4 Peel and Seal Window 130gsm Manilla (Pack 250) New Guardian Pocket Envelope C4 Peel and Seal Window 130gsm Manilla (Pack 250) Exceptionally strong envelopes combining good looks and strength. Heavyweight 130gsm manilla with a subtle ribbed texture and distinctive sheen. All items are made from EU Eco-label accredited paper - better for the environment. Window 25mm from left, 213mm up. Press Seal. Size: C4 324x229mm. Boxed 250. MPN: 58822BG EAN: 5010356275033 New Guadian Pocket Envelope C4 Peel and Seal Window 130gsm Manilla (Pack 250) Attributes: Colour: Brown MFR Part No.: 58822BG Material: Manilla Size: C4 Type: Window Envelopes