J. Crew Supersoft Yarn Fair Isle Puff Sleeve Crewneck Sweater 🆕️ Brand new with tags A magical mixture of merino wool, alpaca and stretch makes this sweater supersoft (hence the name). This sweet style also has a few more tricks up its sleeve, like pretty puffed shoulders and an exaggerated ribbed hem. Polyamide/merino wool/alpaca/elastane.Hand wash. BD040.