ASICS Men's GT-2150 Running Shoe 100% Synthetic and mesh Rubber sole Impact Guidance System enhances the foot's natural gait from heel strike to toe-off Space Trusstic System creates a pocket between the Trusstic System, device and the midsole, allowing for controlled midsole deformation and more efficient foot function ComforDry Sockliner provides cushioning performance and anti-microbial properties for a cooler, drier, healthier environment Solyte Midsole Material features enhanced cushioning and durability DuoMax support system enhances support and stability, and is positioned sport specifically