PremierTeam C4 (324 mm x 229 mm) white envelopes suited for A4 sheets without folding. Peel and Stick seal, plain white with security printing inside. PremierTeam white envelopes in quality, heavyweight 115 gsm pap give you a professional look for any correspondence mailing you send. Sized C4 (324 mm x 229 mm, or 12 3/4 x 9), these envelopes are ideal for sending A4 letters and brochures without folding. These envelopes are plain white, and security printing on the interior ensures confidentiality of the contents. The peel and stick flap on the short side of the envelope has a long shelf life and provides the strongest seal. Packed in crush proof boxes for safe storage.