Perhaps more importantly, she [Rikke Korff]’s widely recognised as having reconfirmed Levi’s once-flagging status as a design innovator. Korff says that her job involves ‘directing and shaping ideas so that they’re on message. Tough and sexy and jeans-y. Authentic and simple.’
Source: wiktionary
A jeans-y casual element is also very important and labels such as See by Chloe, Citizens of Humanity and Tocca fill those gaps.
Source: wiktionary
But back to the jeans. They were perfect, but then I essentially suffered Munchausen by proxy with them. “They smell funny,” I thought. “Jeans-y. And they’re getting stretched out.” […] I’m now the owner of a pair of very tight, fuzzy looking dark grey jeans that, if possible, smell even more “jeans-y” than before.
Source: wiktionary