With their simple flat soles and sleek, ladylike design, ballet flats provide a refined yet comfortable alternative to heels while still offering a chic and polished look suitable for both casual and dressier occasions. And now with its popularity at an all-time high, modern iterations have evolved: In addition to the classic ballerina featuring a grossgrain trim and dainty bow, there are also Mary Janes, glove flats that boast a higher throat on the foot, and even '90s-inspired jelly flats that are more wearable than ever. So without further ado, here are our favorite styles that deserve a permanent place in your wardrobe.