When it comes to updating your wardrobe, Sarah Easley and Beth Buccini of NYC’s must-visit stop Kirna Zabete know a thing or two about the most practical pieces to invest in this season. From a classic satchel you’ll use (and love) forever to a cult-favorite style of denim you’ll literally live in on the weekends, shop the 5 essentials that Sarah and Beth can’t seem to keep in stock. Trust us; you won’t be surprised once you check them out for yourself.