NWT J.Crew Factory Mockneck Sweater | Size Small | Supersoft Yarn Gray. Supersoft Yarn and very cozy! This cozy and flattering mockneck sweater feels as good as it looks, thanks to a crazy-soft blend of yarns. This is the one you'll want to wear every single day (we speak from experience). Nylon/merino wool/alpaca/elastane. Hand wash. Import. Item J6366