New Balance Men's MT812 Outdoor Shoe 100% Synthetic and mesh ABZORB EX is a combination of New Balance's premium ABZORB foam and a peripheral pocket of non-pressurized air that is encapsulated in an engineered thermoplastic 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 Internal shank AT TREAD is a dual-use outsole tread combining both trail and running lug designs for on and off-road