Lily Pulitzer Rae shift crochet knit dress in brilliant blue. NWT. Zip back closure. Gorgeous blue exterior. Lined. The Rae Shift is a solid crochet stripe shift dress, making it perfect for so many of the parties on your calendar. This knit dress has directional stripe placement that takes the shift to the next level. The Rae Shift is a solid crochet stripe shift dress, making it perfect for so many of the parties on your calendar. This knit dress has directional stripe placement that takes the shift to the next level.