Cadbury Double Decker - 54.5g from $2.10 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. This product can be aversely affected by temperature fluctuation. Please be aware of this and willing to accept this before ordering. Smooth and chewy nougat top with a crispy cereal bottom, covered in Cadbury milk chocolate.