Open box display Pacifica perfects the classic summer sandal with its low stacked heel, science-backed motion support, buckle adjustability and soft goring. Uppers: Leather TPR insole for added cushioning and longevity. Buckle adjustability and soft goring for a perfect fit. Heel Height:.63". Biomechanically designed to hug your arches, Vionic Technology helps support natural alignment from the ground up. Received APMA Seal of Acceptance.