Footwear made for your unique body, created from your phone. Wiivv Custom Fit 3D Printed Insoles and Sandals are amazing for commuters, teachers, nurses, runners, hikers – anyone who spends time on their feet. Designed to relieve plantar fasciitis pain, joint discomfort, and general foot fatigue so you can feel, move, and live your best. Maximize comfort in all your footwear.