The black sunglasses that ab soul wears must be the designer sunglasses with high price. It is really so fashionable at the appearance and so excellent at the quality. You could go to the online stores, like amazon or ebay to have a search on the similar type. Then you could buy it at the suitable price.
Ok,it seems that you are quite into ab soul , who is a black artist. He would like to wear different kinds of sunglasses in public so as to appear more attractive and charming, and the type he likes best is aviator sunglasses or oversized black sunglasses, which are so popular and amazing. You have lots of options to choose from actually, such as Walmart, lenscrafters, Amazon, etc. Since they are so popular, you might get trouble in choosing what you want.