The Vintage Michael 88 Irvin Sweater Knit Long Sleeve Button Down Shirt is a classic piece of men's clothing featuring a collared neckline, long sleeves, and a button closure. Made from a blend of rayon and acrylic, this brown shirt in size L is perfect for casual occasions during the summer, fall, and spring seasons. The Michael 88 Irvin brand adds a touch of personalized style to this regular fit shirt that should be dry cleaned only to maintain its quality.