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When we buy something, especially something which is very expensive, we want to buy the most original product of that brand. I mean there should be some original touches in that product to be differentiated from the others. And many brands are very good at doing this!
When you ask a lady, what you call original! She would probably say Christian Louboutin shoes, because they have red soles! These red soles made accidentally and it became trademark for Louboutin, honestly it is saving his business also! Easier to differentiate from other :) So, Louboutin shoes are always a desire for ladies and they want to buy the most Louboutin one. When you read fashion magazines, they will be discussing about some particular models which are never be out of fashion, you can wear regardless of fashion trend. That is Pigalle model! And every detail in these shoes are attractive for ladies, because they are stylish !
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Pictures are taken from;
Porsche and Net-A-Porter Websites