... Product Description Aluminium padded bubble envelopes 1) Made of metallized film with bubble linings. 2) Superior cushioning and surface protection. 3) ... and accord with the request of environmentalism. C. Using area: It can be used to post tape, CD, camera lens, film, certificate, ... Application: It can be used to post tape,CD,camera lens,film,certificate,IC card,mini-ytpe machine accessory and so on ...