conspicuous

adjective. very obvious to the eye or mind; attracting attention

"President Obama’s conspicuous absence from the Paris march"
"Unlike the smooth skin of the African rhinos, the most conspicuous characteristic of the Indian rhinos is the deep folds in its skin."
Conspicuous consumption: buying expensive services or products in order to impress others.

http://www.merriam-webster.com/dictionary/conspicuous
http://en.wikipedia.org/wiki/Conspicuous_consumption