NSF Anabelle Boyfriend Sweater in Grey. Size L, M, XS. 60% cotton 40% acrylic. Made in China. Dry clean only. Midweight knit fabric with distressed detail at hem. NSF-WK110. 20215-DMP. Based out of California, NSF has caught the eye of many. With their clean design and boyish charm, NSF is recognized for its relaxed, modern style looks.