Shell is 45% cotton, 29% viscose, and 26% nylon. Cat print artwork by artist Karen Kilimnik. Upturned edge. Feline enthusiasts will love this fun knit beanie from Acne Studios’ latest seasonal collection. The winter headwear style is playfully decorated with an all-over cat print by artist Karen Kilimnik, who is featured throughout the brand’s new line. The beanie is crafted from a soft cotton blend, featuring a traditional upturned edge that can be adjusted to subtly change the look and fit.