Nike CalmMen's Mules_Take a deep breath and slip into a minimalist look with maximalist comfort. Its contoured design is created from a single piece of foam for a smooth, seamless feel. Plus, the water-friendly foam has a textured footbed that provides grip even when wet-making them a versatile option you can take anywhere. You get all of the style, none of the effort. It's time for some Calm.Customizable Comfort_Soft yet responsive foam provides amazing comfort, no matter where your day takes you. Plus, there's a removable heel strap so you can switch up your look. _Water Ready_Outer shell is made from water-resistant foam that is easy to clean. A subtle textured pattern on the footbed helps keep your feet in place-even when wet. _Made for Every Day_Full rubber outsole provides durable traction. Side cutout adds just the right amount of breathability.