... high speed and automatically. Key Werds:100g brown kraft paper envelope 4 color printed1Material100g brown kraft paper 2Size Customized size are available,Various ... Gift box, food box, wine box, medicine box, shopping bag, kraft bag, etc; 3. Plastic printing: Soft packaging, plastic boxes, etc ... PP cards, greeting cards, playing cards, metal cards etc. 100g brown kraft paper envelope 4 color printed