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Box Extensions

Are you searching for a cake box extender to transport your showstopping bakes? We've got a range of extenders to make room for your bakes, even the biggest tiered wedding cake.

Our cake box extenders will add extra height to our heavy-duty cake boxes, providing transportation support. Made from premium quality, corrugated cards, our cake box extension corners make sure your cakes arrive in one piece. Our cake box extension corners are available in different sizes, and they're all reusable. Just give them a simple wipe down, and you're good to use them again.

Have a browse below at our range of cake box extenders, and please get in touch if you have any questions. We also offer free UK delivery on all orders over £45; the perfect opportunity to stock up on your box extenders and other baking supplies!

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  • Pack of 4 - L Shape Corrugated Corner Extensions - 14" high
    From £1.75 RRP £2.80 | Save £1.05
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  • Cake Box Super Extenders 14" high Select Your Sizes
    From £2.10
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  • Super Strong 16" Extra Tall Corrugated Cake Box Corner Extenders - Set of 12 (Builds 3 Cake Boxes)
  • Oblong Cake Box Super Extenders 14" High Select Your Sizes
    From £2.95
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