Once a classic piece of workwear, the denim jacket has seamlessly transitioned into the realm of casual and even formalwear.

Jennifer Lopez wore a blue suit jacket with a sheer top and low rise denim jeans for her appearance at the 'Unstoppable' ...

Her styling is both practical and chic, showing how to build an outfit that's layered enough for cool days yet light ... denim jeans have a soft, relaxed fit that's perfect for everyday wear.