Nunn Bush Kore City WalkDetails Thanks to its EZ heel, its as simple as step and go with the Nunn Bush KORE City Walk EZ Moc Toe Slip On. Along with the convenience, it also has a versatile style that works with everything from chinos to jeans . Man made upper that contains recycled content for a more sustainable future Breathable stretch textile linings for all day comfort Our Comfort Gel footbed combines a molded Memory Foam insole with our signature Comfort Gel heel pod