Ordered it in small regular and xtra small petite. what was surprising was that the xtra small petite fit better (meaning more room) across the chest. i'm normally a medium or medium petite, but this runs large. if you're unsure of a size, get both and return the one that doesn't fit as well. it's much better in person and looks very rich in colors and quality. the only complaint i have is there were some loose yarn pieces just dangling off the edges. i trimmed up with scissors and they didn't e