All SIZE POLY BUBBLE MAILERS Self Seal PADDED ENVELOPES Opaque Shipping Bags ANY SIZE PADDED ENVELOPES BUBBLE POLY MAILERS SHIPPING MAILING BAGS TOP QUALITY FEATURES: water proof  high qualify White Poly Bubble Padded Self-Seal Cushion Envelope Mailers-Designed by a top US team, put through rigorous testing-Approved to use with major carriers – USPS, UPS, FedEx, DHL and more-Interior is built with a bubble lined wall construction for extra protection during transit-Super light weight, so it won’t add several ounces where it increases your shipping cost-Self-sealing lip with a good quality adhesive SIZES:5X6 Inches ( Usable size 4×6)5×7 inches(Usable size 4 1/4x 7)6×9 inches( Usable size 5 1/2 x9)7×10 inches( Usable size 6 1/2 x10)8.5×11 inches( Usable size 7 1/2 x 11) Listing and template services provided by inkFrog