Cumberland Interoffice Envelope C4 229 x 324mm Gold Box Of 250Efficiently manage internal communication with Cumberland C4 Interoffice Envelopes. Made from premium 100gsm paper, these durable envelopes are designed specifically for routing documents within offices or departments. The pre printed inter office routing table makes it easy to track document movement. The envelopes feature an ungummed flap, an opening on the short side, and come in a standout gold colour for easy identification. Ideal for A4 sized