... Envelope1. It can be used to package tape, CD, camera lens, film, certificate, IC card and mini-type machinjiffy lite bag,express ... is nothing between the PE bubble film inside and the Kraftpaper outside. The bubble film is directly coalescing to the Kraft paper ... area; it can be used to post tape, CD, camera lens, film,certificate, IC card, mini-type machine accessory and so on ...