NEW WITH TAGS, NEVER WORN. Engineered mesh upper: Improves breathability and wraps the foot with a soft feel. External heel counter: Improves the fit and helps increase stability. LITETRUSS technology: Improves medial support and midfoot integrity. FLYTEFOAM cushioning: Provides lightweight impact absorption. Rearfoot GEL technology: Improves impact absorption and creates a softer feeling at footstrike.