New Balance 608v4 cross training shoes are versatile options for a variety of fitness activities and sports. The midsole is supportive and cushioned so that your feet will remain comfortable at all phases of your activity. Plus, shock absorption in the heel and forefoot will help ease stress on your body.Upper: Dual-density Collar uses both a softer density foam against the foot for cushioning and a firmer density foam for support. Leather upper provides durable support. Lace-up front offers an adjustable fit. Perforations allow access to airflow.Midsole: EVA foam footbed provides cushion. ABZORB® blend of foam cushioning and compression set features DuPont™ Engage® and slip-resistant rubber combined with a soft midsole and insert. Injection molded EVA midsole for lightweight comfort and cushioning. Removable insole. Internal shank helps maintain stability. Outsole: Non-marking, solid rubber outsole provides traction on a variety of surfaces.