Mailer Envelopes, Material Paper, Mailer Type Bubble, Closure Style Self Sealing, Color Kraft, Usable WxL 5 in x 9 in, Usable Width 5 in, Usable Length 9 in, Outside WxL 5 in x 10 in, Outside Width 5 in, Outside Length 10 in, Mailer Number #00, Bubble Size 3/16 in, Material Thickness 0.25 in, With Tear Strip No, Pre-Printed Address Lines No, Package Quantity 250