Tuff-luv Silicone Strap for the FitBit Alta Size Large - White The latest piece of technology from Fitbit the Alta - Large. This lightweight material strap can be easily removed and washed. Available in small and large to suit most wrist sizes , this one is to suit Alta - Large wrists and coloured in black. Features: - Silicone strap for Fitbit Alta - Large - In white colour - Ridged design to reduce sweating and increase airflow - Washable - Fits alta HR What's in the box 1 x Strap