Best Self-Seal Envelope Mailers of 2025

The Switory Bubble Mailers offer a convenient and stylish solution for shipping small items. With a mix of sizes, including 4x8'' and 6x10'', you can choose the perfect fit for your products. Their durable, tear-resistant design protects your items from damage during transit, making them ideal for fragile goods. Plus, the self-adhesive seal ensures that your packages remain secure until they reach their destination, giving you peace of mind while you send out your shipments.

The Switory Bubble Mailers are designed for safe and secure mailing. With a usable size of 15.3cm x 22.9cm, these envelopes are perfect for sending documents and other items. Their opaque design ensures that sensitive contents remain private, giving you peace of mind. Made from durable kraft paper and featuring bubble lining, they provide excellent protection during transit, ensuring your packages arrive in pristine condition. The self-seal closure adds an extra layer of security, making them tamper-evident and easy to use.

The AGOBUHE Padded Envelopes provide excellent double protection for your items, featuring tear-resistant kraft paper and full air bubble lining. The secure, self-sealing closure ensures that your packages remain tamper-proof, giving you peace of mind. These lightweight envelopes are also opaque, keeping your contents private during transit. Their versatile design makes them suitable for various items, from documents to electronics, making your mailing experience both convenient and efficient.

The 50 Strong Record Mailers are designed for securely sending your vinyl records. Constructed from robust 350gsm white cardboard, these envelopes ensure that your records are protected during transit. The self-seal strip on the closing flap provides hassle-free sealing, giving you peace of mind. Additionally, the hot melt glued seams enhance the overall strength of the envelope, making it a reliable choice for mailing. You can comfortably fit at least five 12" singles or three double LPs, ensuring your precious records arrive safely.

The iSOUL Grey Parcel Bags are designed for secure mailing. They feature a permanent self-seal closure, making it easy for you to package your items without the worry of them opening during transit. The bags are made from a durable, opaque 60 micron film, ensuring your contents remain protected from dirt and moisture. Additionally, these lightweight bags come in various sizes, allowing you to choose the right fit for your items. Their strong adhesive closure means your parcels arrive safely, giving you peace of mind when sending your packages.

The delka Pink Mailer Bags offer a convenient solution for your packaging needs with a variety of sizes and colours. These tear-resistant bags, made from high-quality polyethylene, ensure your items remain secure during transit. The self-sealing design allows you to easily close each bag without the hassle of additional tape, while the water-resistant material protects your contents from moisture and spills. This means you can ship with confidence, knowing your items are well-protected.

M7 Packaging Bubble Mailers are designed for effortless shipping. Each mailer features a strong, self-sealing adhesive strip, making it easy for you to secure your items simply by peeling and folding. The durable construction means your packages are protected from tears, punctures, and water damage, giving you peace of mind during transit. These padded mailers not only safeguard your products but also offer a unique way to showcase your brand, allowing for customisation that leaves a memorable impression on your customers.

The RUSPEPA Kraft Envelopes are a practical solution for your mailing needs. Measuring 23.6 x 33 cm, these medium-sized bags are ideal for shipping items like dress shirts or napkins. Made from robust oiled kraft paper, they protect your items during transit. With two peel-and-seal strips, you can easily close and reuse the bags, benefiting your shipping process. Additionally, their environmentally friendly composition ensures you are making a sustainable choice, as they are 100% recyclable, offering a great alternative to traditional plastic mailers.

Switory Bubble Mailers are designed to stand out with their charming black colour and durable construction. Measuring 6X9"+1.57", these padded envelopes protect your valuable items thanks to their tear-resistant surface and multilayered polyethylene sheets. The self-adhering tamperproof seal ensures that your packages remain secure during transit, giving you peace of mind. Additionally, their lightweight design allows for easy branding with labels or stamps, making it convenient for you to personalise your shipments.

The Switory Pink Mailers are a vibrant solution for your shipping needs. With a size of 4 x 7 inches, these bubble envelopes are lightweight yet sturdy, ensuring your packages stand out beautifully. Their tear-resistant design protects delicate items during transit, making them ideal for cosmetics, jewellery, and small gifts. The self-adhesive seal provides security, allowing you to send your items without any worries. You can easily attach stamps and labels to the smooth surface, saving you time and effort.