... 4.timely delivery Detailed Product Description of kinds of size colorful buy envelopes :1.Heidelberg printing machine can ... 's description or usage;6.Size:C4,C5,C6,C7,or any size;7.Color:1-4C or more; ... requirement, cytting machine makes your box polished and size exactly; 2.We stick our handles by experienced workers ... 's description or usage; 6.Size:C4,C5,C6,C7,or any size; 7.Color:1-4C or more; ...