Chip in to cheer for the Pittsburgh Pirates with the New Era Pirates Marl Pom Knit. Featuring a soft marled knit construction, this cap delivers cozy comfort and a toasty feel throughout the day. Enjoy the game day in classic baseball style with the New Era Pirates Marl Pom Knit. Part of New Era’s Marled Pom Knit collection. 100% marled knit.