... many sizes envelopes in high speed and automatically. Environmental protection envelope,Kraft paper envelope Characteristics and futures1) Size: ... . We work on OEM orders. That means, size, material, quantity, design, packaging solution, etc will depend on ... cutting to different shape, or plus plasticHandlePP, Cotton, Silk, Polyester + cotton, twisted paper cord, nylonMethodKnot, Shoelace buckle handle ...