Consider this your official heads-up: Fair Isle sweaters are about to completely dominate winter style. The cozy trend has been building quietly for weeks, popping up on A-listers like Kate Middleton, in Vogue and on Pinterest. And you know how it goes - once the word gets out, the good pieces disappear first. Whether you're into creamy beige knits or color-popping pullovers, these 13 picks are the ones to grab before everyone else catches on. These options from J. Crew, Madewell, Lucky Brand and more are warm, chic and elevate even the simplest jeans-and-boots moment.