Best Multi-Depth Box Mailers of 2025

The iDEALS Small Parcel Boxes are crafted from new, improved cardboard that ensures sturdiness and a high-quality finish. Measuring 450x350x160mm externally, these boxes fit perfectly within Royal Mail's Small Parcel guidelines, making shipping hassle-free. With an internal measurement of 440x340x144mm, you have ample space for your items. The maximum weight limit of 2 KG allows you to send a variety of small parcels securely. Choosing these boxes means you'll benefit from reliable packaging that keeps your products safe during transit.

The Golden State Art Mailers are crafted from superior quality corrugated cardboard, ensuring that your shipments remain safe and secure. Their convenient fold-over design allows you to assemble and seal the boxes quickly, saving you valuable time during packaging. Thanks to the adjustable die-cut design, you can customise the size of the boxes to fit various products perfectly. Additionally, the multi-depth functionality means you can accommodate different item sizes without wasting excess packaging materials.

The Kraft Vinyl Record Mailers are designed to safely transport your smaller 7" vinyl records. Each box can hold between 1 to 12 records, and the adjustable scoring line allows you to customise the height, making them versatile for your needs. Made from strong 200# test cardboard, these mailers ensure your records remain protected during transit. The mailers arrive flat, making storage easy and convenient until you're ready to use them.

The White Vinyl Record Mailers are expertly designed to fit and protect your 12" vinyl LP records. They pair perfectly with cardboard squares for added security during shipping, ensuring your records arrive safely. The scored multi-depth design allows you to adjust the height, accommodating one to three records with ease. Constructed from strong 200lb test cardboard, these mailers provide robust protection while being easy to use. You can trust these mailers to keep your valuable records secure during transit.

The Kayritonz Mailer Boxes are designed for convenience and versatility. With two pre-punched sizes, you can easily choose between 9x6x1.3 inches or 9x6x0.65 inches, ensuring a neat and professional presentation for your items. These boxes are perfect for mailing and storing various flat items such as books, DVDs, and gifts. Made from durable 3-layer recyclable cardboard, they offer excellent crush resistance, providing peace of mind that your contents are well protected during transit.

The Yztree Shipping Mailer Boxes offer a practical solution for transporting your vinyl records safely. With 50 white mailers included, you will have ample supply for all your shipping needs. These easy fold mailers come in two sizes, allowing you to customise the height based on your album's needs. Constructed from strong corrugated material, they provide durability while being lightweight, making them perfect for secure shipping without added weight. Additionally, the mailers are recyclable, aligning with eco-friendly practices, giving you peace of mind when sending your precious items.

The Aviditi Corrugated Box is a versatile solution for your storage needs. With its multi-depth design, you can easily adjust the box size by cutting down to your required height, which saves you from having to stock numerous box sizes. This feature is particularly useful for optimising your storage space. Additionally, these boxes are made from durable kraft corrugated material, ensuring that your items are well protected during transit. Measuring 8 inches in length, width, and height, this bundle of 25 boxes is perfect for various shipping and storage applications.

The Aviditi Corrugated Box is designed to maximise your storage efficiency. With its multi-depth style, you can easily adjust the height of the box to suit your needs, allowing you to create the perfect size container without the need for special tools. This feature helps you save space in your inventory while still offering a variety of box sizes. Additionally, these boxes are made from sturdy single-wall corrugated material, ensuring your items remain protected during transit.

BOX USA Corrugated Boxes offer great versatility with their multi-depth design, allowing you to easily adjust the height to suit your needs without requiring any special tools. This feature saves you time and effort when packing various items. Made from durable Kraft corrugated material, these boxes provide reliable protection during shipping. Additionally, the cartons are bundled and shipped flat, helping you to save valuable storage space and reduce shipping costs. These features make the boxes a practical choice for all your mailing needs.

The Partners Brand PMD888 Boxes offer a versatile solution for your packaging needs. With their multi-depth design, you can easily adjust the height by cutting down the sides, making it perfect for various items. This eliminates the need for a special carton-sizing tool, saving you time and effort. Made from durable 200#/ect-32 Kraft corrugated material, these boxes provide excellent protection for your contents. Their design is ideal for both personal and professional use, ensuring that your items arrive safely.