The Keens Whisper women's sandal is airy and lightweight perfect as an all-round adventurer. Super comfortable yet versatile as it has the airiness of a sandal and the toe protection of a shoe. The washable upper makes cleaning easy, and the cushioned footbed provides comfort on the go. Features Cleansport NXT for natural odor control Multi directional lug pattern for increased traction Secure fit lace capture system TPU stability shank Care All KEEN water sandals are machine washable. Use a small amount of detergent, wash on gentle cycle and air dry.