New Balance Men's M498 Heritage Classic Sneaker 100% Synthetic and mesh Rubber sole Upper provides lightweight comfort and support ABZORB provides a superior blend of cushioning and compression set features with Dupont Engage and Isoprene rubber for the ultimate ride C-CAP is a compression-molded EVA for superior midsole cushioning and flexibility Medial post located on inside edge of shoe - designed to help prevent over-pronation Solid rubber outsole provides long-wearing durability