Moretek Adjustable Replacement Wristband for Fitbit Alta HR/Fitbit Alta with Secure Metal Clasp for Alta HR New design band with new buckle for Fitbit Alta HR/ Fitbit Alta Smartwatch Tracker replacement Wristband with high Quality Silicone Material: Made of flexible, durable silicone material. Advanced technology. Lightweight and comfortable, brings comfortable experience when you exercise, sleep and beyond. An innovative pin-and-tuck closure ensures a clean fit. Metal parts are made of hypoallergenic nickel free stainless steel. More convenient and easy for you to install and remove. Specially designed connectors make it easier to lock and hold your fitbit alta (HR) without tools. Two Size for your choice. Length of Large Size : 5.5 inch - 8.0 inch / Small Size : 5.0 inch - 7.0 inch. Adjustable watchband design, the size can be adjusted according to the circumstance of individual wrist, fits Men, Women, Boys, Girls, and almost everyone. More color for your choice, perfect for your everyday costumes.If you have any problem, please contact us, we will respond you at the time. Package Includes: Specially designed silicone replacement band for Fitbit Alta HR and Alta. (Fitbit Alta HR and Fitbit Alta Tracker are not included! Band Only!)