It is dependent upon if your bubble mailer is taken into account an envelope or a bundle. Furthermore, it is dependent upon the amount it weighs. Should your bubble mailer is taken into account an envelope and weighs one ounce or fewer, you may slap a $0.55 permanently stamp with https://privatebookmark.com/story18292629/the-fact-about-postal-bubble-bags-that-no-one-is-suggesting