A portfolio is a collection of your best and most recent artwork that highlights your art experience. No matter how long you have been creating work, if you have a collection of your own art, then you have enough for a portfolio.
Art portfolio preparation in Fashion Design needs to demonstrate flair, innovation, something different; through idea development, mood board design, fashion illustration and a strong personal sense of design and style.
As a fashion designer or interior designer you must have sound contextual knowledge of fashion, and costume, historical and contemporary.
A portfolio is a visual archive of your artistic accomplishments that demonstrates your ability and potential as an artist. Students are encouraged to present a series of product design that represents current interests. Also, the portfolio should document additional work that demonstrates an awareness of formal visual organizational principles and experience with a variety of tools, media, styles, and approaches.
Every visual arts college has its own specific portfolio requirements. You should research the portfolio requirements for each school to which you are planning to apply.