The platform gets an upgrade with Pacific Rio, a beach-ready slide with three adjustable straps across the vamp. A metal buckle detail brings both function and style to this classic silhouette, which adds just the right amount of height. Natural Alignment with Vionic's Biomechanical Footbed. The orthotic grade footbed supports your feet from the ground up. Lizard Print or Man-made uppers. Amazing arch support hugs your curves provided by the arch-supportive EVA footbed. Recommended by Dr. Andrew Weil. Contoured footbed for addictive arch support. Deep heel cup provides essential stability. Firm yet flexible midsole ensures balance. Heel Height: approximately 2 inches. Natural Alignment with Vionic's Biomechanical Footbed. The orthotic grade footbed supports your feet from the ground up.