Designed to move you, this waterproof style combines Three-Zone Comfort and 1st Ray flex technology with a rubber outsole. Two great gifts to your feet! A podiatrist-designed footbed delivering unique THREE-ZONE COMFORT is built in, promoting stability and natural alignment from the ground up. Helping to relieve plantar fasciitis, flat feet, high arches, bunions, heel spurs, and lower back pain issues. The innovative biomechanics of THREE-ZONE COMFORT deliver enhanced stability with a deep heel cup, superior forefoot cushioning, and ultimate arch support midsole. These essential contact points hug your foot's natural curves. Experience the Vionic difference: on-trend fashion, unmatched fit, and feel-great wellness from the ground up. Vionic: Style You Want, Comfort You Crave. Not NWT, but no outside wear at all. Questions? Leave a comment below!