Lightweight and Space-Saving: Poly mailers are lightweight, which can help reduce shipping costs and save money on postage. The 12x15.5 size is ideal for shipping a variety of items, such as clothing, books, and small electronics. Their flat and slim design saves space during storage, making them a great option for small business owners who have limited storage space.Durable: Our poly mailers are made from high-quality materials that provide excellent protection against tears, punctures, and moisture. This helps ensure that your items arrive safely and in good condition.Self-sealing: Poly mailers are easy to use and self-sealing, making them a convenient and time-saving shipping solution. The adhesive strip ensures a secure closure, so you don't have to worry about your items falling out during transit.Each pack contains 100 poly mailers, so you'll have plenty for your shipping needs. The 12x15.5 size is perfect for a variety of items and is compatible with most shipping carriers and postage labelsThe poly mailer bags are good acceptable thickness for shipping soft-goods, and they are light enough to safe you some money on weight for shipping. The white mailing bags have a peel-off strip that is very sticky that will seal the bag very well, it's quick seal, no licking or water needed. The poly mailer bags are a good strong plastic shipping bag. If you have many orders need to post everyday, these plastic mailing bags perfect for you!100% money back guarantee. No any reazon when you are not satisfied with our products, refund will processed when we receive your item. Poly Mailers 12x15.5 are a popular and cost-effective shipping solution for e-commerce businesses and online sellers. Our high-quality poly mailers are made from durable and flexible LDPE (low-density polyethylene) material, making them resistant to tears, punctures, and moisture. Track Page Views WithAuctiva's Counter