Women's ASICS, GT-1000 10 Running Shoe. A lightweight everyday running style designed for the mild to moderate overpronator. This 10th anniversary shoe has a brand new upper. Lace up closure for a secure fit with a padded collar and tongue for added supportRearfoot Gel cushioning system uses a silicone-based gel for shock absorptionSpEVA top sole and Flytefoam Lyte in the heel provide lightweight and durable cushioningDuoMax Support System uses a dual-density material in the midfoot to reduce over pronationImpact Guidance System (IGS) design creates a smooth and balanced heel-to-toe transitionASICS High Abrasion Rubber (AHAR) in the heel is made of carbon rubber while the forefoot is DuraSponge for added flexibility