Fitbit Alta Activity Tracker: Maintain a healthy, active lifestyle with help from this wireless activity tracker, which tracks your steps, distance, calories burned, active minutes and sleep patterns for 24/7 monitoring. A wireless sync dongle is included for easy connectivity to your Windows, Apple or Android device.

Because it's made from a custom high-performance fluoroelastomer, the Sport Band is durable and strong, yet surprisingly soft. The smooth, dense material drapes elegantly across your wrist and feels comfortable next to your skin. An innovative pin-and-tuck closure ensures a clean fit. Available in a range of stylish colors.Bands fit 130-200mm wrists. Can be configured for either S/M or M/L length.