Under Armour UA SpeedForm Gemini 2 Record Shoe - Women's Lace^Mesh^Rubber^Synthetic faux fur Track each second and stride of every run, and get a full breakdown of the data that matters to you, by lacing into the innovative technology and energizing ride of the Under Armour&reg; Speedform Gemini 2 Record running shoe! Predecessor: None. Support Type: Neutral to underpronation (supination). Cushioning: High energizing cushioning. Surface: Road. Differential: 8 mm. UA Record-equipped technology tracks and stores vital running metrics. Captures time, cadence, duration, distance, and splits. Integrated chip connects with UA MapMyRun for GPS tracking, real-time stats, and data storage. Automatically captures data and stores up to five workouts between syncing, leaving you free to run sans device Extended batter power outlasts the life of the shoe. Built-in reminder notifies you at 400 miles that it's time to replace your