Our vast collection of suits and blazers is a mix of both casual and formal wear to complete your fabulous looks. Collusion is an American fashion clothing and accessories brand owned and launched by Asos. The brand caters to Gen-Z and millennials to help them express their true self with modern styles at dramatically low prices. Confused about what color Suits & Blazers to wear? The most selling Women Suits & Blazers are Beige, Orange, Black and Sky Blue.