The cushioning and stability of this hugely popular trainer is even better this year, with the addition of a new comfort-centric lightweight upper. Also features ASICS Impact Guidance System (I.G.S.�), GEL� Cushioning System, and Asymmetrical Lacing Design.
Features:
Impact Guidance System (I.G.S.�)- Linked componentry that enhances the foot�s natural gait from heel strike to toe-off
Solyte� Midsole Material - Lighter than ASICS� standard EVA and SpEVA�, combined with improved cushioning and durability
Gender Specific Space Trusstic System - Recognizes the normal periodic changes in the shape of the woman's arch and provides for the controlled deformation of the arch into the space within the system
Biomorphic Fit � Upper - Provides a superior fit and function
Asymmetrical Lacing Design - Enhances upper fit and comfort while minimizing the potential for irritation