Crash Lock Boxes

The Fast, Strong & Efficient Choice for Ecommerce Packaging

Crashlock boxes—also known as self-locking cartons—feature a pre-glued, self-erecting base that makes packing incredibly quick and hassle-free. With a simple squeeze of the sides, the base locks into place instantly, allowing you to fill the box within seconds. This smart design dramatically speeds up hand-packing processes, making crashlock boxes a favourite in busy fulfilment operations and ecommerce packaging environments.

There are multiple variations of crashlock boxes, each designed to support different product types and packing needs. For example, reinforced base designs are ideal for bottles or other heavy items that require extra stability during shipment.

Why Choose Crashlock Boxes for Your Packaging?

✅ Faster hand-packing
The quick, self-locking mechanism helps businesses increase efficiency and reduce labour time—perfect for high-volume ecommerce packaging.

✅ Strong and secure for heavy products
Self-locking cartons provide excellent base strength, preventing boxes from opening accidentally and making them perfect for bottles, jars, and other weighty goods.

✅ Cost-effective for larger cartons
For bigger packaging formats, the crashlock design often uses less board material, helping reduce overall packaging costs while maintaining durability.

Crashlock boxes offer a winning combination of speed, strength, and cost-efficiency—making them an ideal solution for brands looking to streamline their hand-packing and ecommerce packaging processes.

See how your packaging could look before you go into production.

View our dedicated packaging section