... within 10 days Specificationsbubble cushioned aluminized foil maileraluminized bubble bag/bubble envelope /bubble mailerThis product is made of metalized ... . Using area,it can be used to post tape, CD, camera lens, film, certificate, ICcard, mini-type machine ... Self-adhesive envelope design, safe and convenient. Apply to mail CD-ROM discs, electronic components, integrated circuit boards, optical lenses ...