The women's Asics Gel-Nimbus 9 low top sneakers in feather grey and carrier grey are based on a Mid-2000s sportstyle design and feature uppers with layered mesh and synthetic leather paneling, GEL™ technology placed in the heel and forefoot for advanced cushioning, and a segmented midsole The sole is designed to flex to your stride, so you'll have a smoother running experience and a more responsive ride.