This is a Marni open cardigan. Of course, it is authentic. The color is beige, and the material is 100% wool. The size is 40. Flat measurements are: length approx. 45cm, width approx. 41cm, shoulder width approx. 37cm, sleeve length approx. 59cm (as it is knitwear, there is some stretch). There is some wear and tear, but it can still be worn. This is a highly recommended item for those who fit the size. Notes: Due to work, email replies may be delayed. Thank you for your understanding. There are some pilling, fluffing, and minor stains. Please understand that there may be minor scratches or stains that may occur during storage. Comments: Please feel free to contact us if you have any questions.