Wekin Replacement Bands Compatible with Fitbit Alta and Alta HR, Breathable Sport Silicone Wristbands Bracelet Strap with Secure Metal Buckle for Woman Men Small Large Large black

Compatible Devices:
Alta/ Alta HR/ACE.

Specification:
The wristband is made of silicone, it's harmless to human body, no allergic reaction.
Designed for ultimate comfort while offering a timeless, classic look to your Alta HR and your style.
There are various colors and patterns for you to choose from,personalizing your wristband to match your daily style with this brand new color choice.
You can select large size:(6.7-8.1"),small size:(5.5-6.7").

Note:
Alta HR and Alta band only,tracker or other parts are not included.