Think knitwear should stick to winter? The fashion world says: Think again! Breezy blends, colorful crochet, and lightweight cardigans have been taking over It Girl wardrobes from coast to coast(al grandmother) this summer, and we're all about it. Whether you're in the market for a beachy cover-up that goes from day to night or delicate basics fit for sunny brunch dates, these must-have pieces will have you rethinking your seasonal staples.

[Photo via A.L.C.]