There's something about fresh spring arrivals that tempts me to refresh my entire wardrobe. But after years of covering fashion, I've learned that only certain pieces actually sell out fast - and they all have a few key things in common. Think: easy silhouettes, versatile styling and that effortless, put-together look. These 13 new Amazon arrivals hit every one of those marks. I found everything from breezy midi dresses with pockets to throw-on matching sets and linen drawstring pants I'd wear on repeat from workdays to weekends.