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Bottoms Up: Choosing the Perfect Closure Style for Your Box

When it comes to folding cartons, the type of bottom closure is a crucial consideration that can impact both the packaging's functionality and the efficiency of the packing process. Let's delve into the benefits of three common types of closures: Tuck Bottom, Snap-Lock Bottom, and Auto-Lock Bottom.


Tuck Bottom Closure

Tuck Bottom Closure Graphic

The Tuck Bottom closure is often used for lightweight products and presents a clean, professional look. The design allows for efficient use of space and therefore cost effective to manufacture. Additionally, the weight of the product can provide more stability to the package, as the flaps are folded inwards.






Snap-Lock Bottom Closure

Snap Lock Bottom Boxes

Snap-Lock Bottom boxes, also known as 1-2-3 bottom boxes, are designed with a unique interlocking bottom that provides a secure closure capable of holding heavier items. This design is advantageous for stacking or placing on point-of-purchase displays and is great for mailing products due to the secure tabs keeping items safe during transit. They are economical, producing the least paper waste, and require no glue or tape for assembly, which can save time and reduce costs.



Auto-Lock Bottom Closure


Auto-Lock Bottom Closure carton graphic

Auto-Lock Bottom cartons feature a pre-glued bottom that quickly locks into place during assembly, offering a combination of convenience and security. This type of closure is particularly beneficial for heavier products, as it provides a strong and stable base. The automatic lock-bottom design saves time and labor costs, and the pre-glued bottom ensures a secure seal, reducing the risk of product damage or loss during transportation.


Choosing the right closure for your folding carton depends on the product's weight, the desired aesthetic, and the efficiency of the packing process. It's essential to consider these factors to ensure the packaging not only protects the product but also aligns with the brand's image and logistical requirements.

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