#0 kraft paper bubble mailer. exterior size: 7″x 9″+1.5″flap usable space: 6.5″ x 9″50pcs/order.we don’t ship package to APO/FPO. * Best quality. * kraft paper bubble mailers. Finned on two side edges for the ultimate in protection. Don’t trust your product and reputation to any mailers, try these and you will never want any others! Don’t get stuck with the lower grade bubble mailers for a few dollars less, these are the best! * Self- sealing (just peel-n-seal), keeps contents secure and tamper- evident and easy to use. * Light weight and save your shipping fee.