... wa Specifications postal envelope It can be used to package tape, CD, camera lens, film, certificate, IC card and mini- ... type machinjiffy lite bag,express envelope,postal envelope,yellow kraft bubble envelope,kraft air pad envelopeA: characteristic: the bubble can protect the ... ofEnvironmentalism. C: using area; it can be used to post tape, CD, camera lens, film,certificate, IC card, mini-type ...