Lightweight, low profile shoe engineered for hybrid training and fitness walking. The unique cobblestone platform features a proprietary RE-ZORB active foam that works with the body's movement to create a full body challenge in every step. There is an Ortholite footbed, lightweight molded EVA midsole which features a full length RE-ZORB platform, and eight-piece radiused skeletal rubber outsole that works simultaneously with the RE-ZORB midsole and cobblestone engineering to challenge muscle act