The Comfort of a Slipper. The Look of our Iconic Slip-On. Inspired by the Vans Classic Slip-On, the Slip-Er 2 is an all-terrain slipper that blends old school Vans DNA with modern comfort. Featuring collapsible heels for easy versatility and the bold style of our signature checkerboard print, this casual shoe combines the super soft feel of a slipper with upgrades that ensure you can get where you need to go in style.