The Slip-On that’s been Setting Trends Since 1979 The Classic Slip-On, with its “No Laces, No Problems” approach, was first introduced to the world in 1979. Since then, it’s become a pop culture icon, known for its ability to dress up or down, its reliable comfort, and the flexibility to adapt to everyone’s style. With a two-toned design on sleek suede uppers, the Classic Slip-On Pig Suede is a timeless silhouette that’s right for any occasion.