Beyonce Knowles' singer sister Solange has been named as the latest spokesperson for fashion house Armani.

The I Decided star will act as the ambassador for renowned designer Giorgio Armani's Jeans collection.

The designer explains his decision, "Armani Jeans expresses my vision of a young, independent, casual lifestyle with a strong and cool, fashion sensibility.

"Solange epitomises this style perfectly and brings to it that swing so evident in her new single, I Decided."