ASICS GEL-TRABUCO 14 GORE-TEX Trail Running Shoes Duomax Support System - A dual density mid-sole system positioned to enhance support and stability. Rearfoot and Forefoot GEL Cusioning System - Attenuates shock during impact phase and allows for a smooth transition to midstance. SpEVA - SpEVA is a proprietary midsole material that improves bounce-back characteristics and decreases midsole breakdown. 3M scotchlite Reflective material enhances visibility during low light hours. GORE-TEX Lining - Ensures your feet stay dry and comfortable all day long.