Manhattan – Upper East Side
130 E 82nd St between Park and Lexington Aves
Get a dose of chromotherapy via the rainbowlike array of luxe yarns including private-label cashmere (from $47) and chunky wool (from $17) from indie knitwear brand Twinkle, not to mention the stunning, saturated cardigans, scarves and capes on display. In-store designer Lidia Karabinech, who has worked for Donna Karan and Ellen Tracy, can also help customize a pattern for the Koigu multicolored merino-wool yarn ($20) that you've been jonesing for.
Find more shops at Time Out New York.