How to select the right box size for shipping

Amanda Pharis -

Selecting the right box size for shipping depends on several factors, including the size, weight, and fragility of the items being shipped, as well as the shipping carrier's requirements and shipping regulations. Here are some steps to help you select the right box size for shipping:

  1. Measure the item(s): Measure the length, width, and height of the item(s) you want to ship. Use a measuring tape or ruler to ensure accurate measurements. Round up to the nearest inch or centimeter for simplicity.

  2. Determine the weight: Weigh the item(s) using a scale to determine their weight. Make sure to include any packaging materials that will be used in the shipment, such as bubble wrap or packing peanuts, as these will add to the total weight. Most items need to support under 30 lbs, so 32 ECT is a more cost-effective and sustainable way to ship.

  3. Consider the fragility: If the item(s) being shipped are fragile or delicate, you may need to choose a box that provides extra protection, such as a corrugated box or a box with additional padding. Fragile items may require more space inside the box to accommodate proper packing materials.

  4. Check shipping carrier requirements: Different shipping carriers may have specific requirements for box sizes and weight limits. For example, USPS, UPS, FedEx, and DHL all have different rules and regulations regarding box sizes and weight limits. Check the carrier's website or contact them directly to ensure you are using a box size that meets their requirements.

  5. Add extra space for packing materials: Make sure to account for packing materials such as bubble wrap, packing peanuts, or other cushioning materials. These materials will take up space inside the box and may require you to choose a larger box size to accommodate them properly.

  6. Consider cost: Larger boxes may cost more to ship due to their size and weight. Factor in the shipping costs when selecting a box size to ensure it is cost-effective for your needs.

  7. Choose the smallest box that fits: Once you have measured your item(s), checked shipping carrier requirements, considered fragility, and accounted for packing materials, choose the smallest box that will safely and securely accommodate your item(s). A snug fit with appropriate packing materials will help prevent movement during shipping and reduce the risk of damage.

Remember, it's important to follow shipping carrier guidelines and requirements to ensure your shipment is accepted and arrives safely at its destination. If you have any questions or are unsure about the appropriate box size, contact the shipping carrier or consult with a packaging professional for guidance.

Since a lot of people know the size of a rubik's cube (~3x3x3), we created the below table to demonstrate how many rubik's cubes you can fit into our most popular boxes...hopefully this helps as a guide.

Box Size # of Rubik's Cubes
6 x 6 x 4" 5
6 x 6 x 6" 8
8 x 6 x 4" 7
8 x 8 x 4" 9
8 x 8 x 8" 19
9 x 9 x 9" 27
10 x 8 x 6" 18
10 x 10 x 10" 37
12 x 6 x 6" 16
12 x 9 x 4" 16
12 x 9 x 6" 24
12 x 10 x 6" 27
12 x 10 x 8" 36
12 x 12 x 4" 21
12 x 12 x 6" 32
12 x 12 x 8" 43
12 x 12 x 10" 53
12 x 12 x 12" 64
14 x 10 x 6" 31
14 x 10 x 10" 52
14 x 14 x 14" 102