The UP 24 by Jawbone Activity Tracker is a sleek and versatile fitness technology device designed for unisex adults who enjoy running and jogging. With a stylish design in black onyx, this activity tracker is perfect for tracking your workouts and monitoring your progress. The wristband comes in both small and large sizes to accommodate different wrist sizes, ensuring a comfortable and secure fit during your fitness activities. The set includes a USB adapter for easy data transfer and analysis. Stay motivated and stay on top of your fitness goals with this advanced activity tracker from Jawbone.