The WR749ST-Stability from New Balance was developed for the runner seeking mild stability control. The 749 features our single density medial post along with our ABZORB cushioning technology in both the forefoot and heel. Abzorb-NBs top of the line foam material with excellent cushioning and compression set properties. Activa Lite-Combines superior cushioning with lightweight performance. NLOCK-Support Designed to provide upper midfoot structure and enhanced support. Stability Web-Provides midfoot support and torsional stability while reducing weight. Synthetic Mesh Upper-Provides lightweight comfort and support.