Tudor C3 Gold Envelopes 250 Pack These Tudor C3 Envelopes are gold so that you can send your mail out in an elegant and professional way. They are plain faced so that you can write on them or attach address labels. Each envelope has a side pocket opening so that you can easily slide paper inside. Tudor C3 Envelopes Gold 25 Pack Each Tudor C3 Envelope is plain faced so you can write freely on the front or affix address labels for a more professional look. They are side opening and have a pocket style so you can easily slide your folded mail inside. The paper is heavy duty and thicker so it will keep your mail protected from wear and tear during transit.