Cake Box Extension for 12" Cake Box with 2 heights 40 (Perforated cut) or 50cm.

White Cake Box Extender for 12" (30.5cm) Square Boxes – 50 or 40cm Height

The perfect solution for taller cakes

This extender is the most practical and cost‑effective way to increase the height of your 12" (30.5cm) cake boxes. It transforms a standard cake box into a 50cm (20") a very tall box, ideal for tall cakes and impressive creations.

If your cake is shorter, the extender includes a perforation at 40cm, allowing you to easily remove 10cm and adjust the height to 40cm (15,7").

Important note

The cake box is sold separately.

This extender is compatible with all 12" (30.5cm) cake boxes with a height of 15cm or 20cm.

Assembly instructions

1. Place the cake on the base of the box.
2. Position the extender on the base, surrounding the cake.
3. Close the sides of the box around the extender.
4. Place the lid on top and your box is ready.

Final dimensions

With the extender, the final box dimensions are 12" x 12" x H20" (30.5 x 30.5 x H50cm), or H15.7" (40cm) when using the perforated height option.