NSF Blayne Crochet Crew in Beige. Size M, S, XL, XS. 60% cotton 30% linen 10% silk. Made in China. Dry clean only. Ribbed trim. Lightweight open knit fabric. 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.