Mailer Envelopes, Material Paper, Mailer Type Bubble, Closure Style Self Sealing, Color Yellow, Usable WxL 10 1/4 in x 15 in, Usable Width 10 1/4 in, Usable Length 15 in, Outside WxL 10 1/2 in x 16 in, Outside Width 10 1/2 in, Outside Length 16 in, Mailer Number #5, Bubble Size 3/16 in, Material Thickness 0.25 in, With Tear Strip No, Pre-Printed Address Lines No, Package Quantity 100.