Entro Periwinkle Knit SweaterEntro Lightweight Periwinkle Knit Sweater This lightweight periwinkle knit sweater by Entro is the perfect transitional staple for spring and summer styling. Designed with an easy, flattering fit, it works just as well dressed up for everyday wear as it does styled casually with denim or layered over a swimsuit on warm weather days. The length hits right at the waist without being cropped, making it effortless to style while still feeling polished.