Bye, oversized totes! There's a new rich mom bag style in town, and it's taking over the streets of New York City, Madrid and beyond. It's even trickled into royal wardrobes, including outfits sported by Kate Middleton. If you guessed mini bags, you're on the right track! This winter, we've spotted A-listers like Middleton, Penélope Cruz, Mindy Kaling and Kylie Jenner carrying the cutest, most petite bags, proving that it's more than a one-off moment. These 17 styles from Coach, Quince, Travistar, Radley and more nail the aesthetic.