A Korean concept cake weighs 200-300g and are presented in takeaway boxes to be consumed by 1-2 people.
The diameter is 4".You can also order multiple different flavored bento/lunchbox cakes instead of a big cake. These also make for excellent gifting options.
Message can be changed as per the requirement. Font on the cake will not be same as in picture.
Pro tip: Darker colors look very attractive on cakes but can stain. This means you can end up with a color stains on tongue & hands.