Size: A2 e-Flute Corrugated Cardboard, Lighter, Hard & Eco Friendly Double-folded corners improve the strength and rigidity against bend and tear. Commercial Glue Material eliminates the need for staples and tape to secure the package. Made of Cardboard, 100% Recyclable Product
350GSM (240 x 130mm) DL-X Semi-Rigid Cardboard Mailer Envelope300GSM (240 x 130mm) DLX Thin-rigid Cardboard Mailer Envelope