C4 Board-Backed Envelope A4 324x229mm Hard Card Manilla Brown Please Do Not Bend
•Professional: Clean Manilla Brown finish. Designed to prevent bending and creasing, these envelopes feature arigid cardboard backing and aself-seal adhesive flap. 📦 C4 Board-Backed Envelopes. 📏 Size: C4 (324 x 229 mm).