... stiffness and a puncture resistance bubble mailer2)High-slip bubble lining for easy product insertion;Bubble lining for effective air ... for printing,labeling,franking and writing4)lightweight bubble cushioning means to reduce shipping costs5)self-seal closure is secure and ... STANDARD SIZE(BROWN,GLDEN,WHITE)(INSIDE IS POLY AIR BUBBLE,OUTSIDE IS KRAFT PAPER) iii)contact informationMichael ChanWelcome ...