#2 8.5×12 Poly Bubble Mailers Padded Shipping Envelopes Mailing Bags Self SealOur Poly Bubble Mailer is proudly manufactured in the USA. Support local businesses!Fast ShippingLightweight Design: The lightweight nature of our mailer helps reduce shipping costs while maintaining excellent protection for your items.Water-Resistant: The mailer’s water-resistant properties keep your packages safe from moisture, ensuring your items arrive dry and undamaged.Self-Seal Closure: The convenient self-seal closure eliminates the need for additional tapes and streamlines the packing process, saving you time and effort.Versatile and Customization: The extra smooth surface of the mailer allows for easy handwriting or labeling, making it suitable for a variety of items and personalized branding.3/16″ Bubble Lining: The bubble lining provides exceptional cushioning, reducing the risk of shipping damage and protecting your items during transit.Eco-Friendly Materials: Each mailer is made from 100% Polyethylene and is completely recyclable. OUTER SIZE USABLE SIZE #000 4×8″ 4×7″ #00 5×10″ 5×9″ #0 6×10″ 6×9″ #1 7.25×12″ 7.25×11″ #2 8.5×12″ 8.5×11″ #3 8.5×14.5 8.5×13.5 #4 9.5×14.5 9.5×13.5 #5 10.5×16 10.5×15 #6 12.5×19 12.5×18 #7 14.25×20 14.25×19