<b>Compatible Devices:</b><br>-Fitbit Alta 2016<br>-Fitbit Alta HR 2017<br>-Fitbit Ace 2018<br><br><b>10 pack-a</b> combination is the <b>SNAP TYPE BUCKLE DESIGN</b> for Fitbit Alta Bands/Fitbit Alta HR Bands/Fitbit Ace Bands.<br><b>10 pack-b</b> and <b>10PCS-C</b> combination is the classic <b>WATCH BUCKLE TYPE DESIGN</b> for Fitbit Alta Bands/Fitbit Alta HR Bands/Fitbit Ace Bands.<br><br><b>Colors</b> of <b>10 pack-a</b> are<br> Black, Blush pink, Purple, Navy blue, Slate, White, Rose pink, Orange, Green, Teal<br> <b>Colors</b> of <b>10 pack-b</b> are<br>Navy blue, Black, Brown, Fuchsia, Grey, Teal, Orange, Blush pink, Lilac, White<br><b>Colors</b> of <b>10PCS-C</b> are<br>Rose gold, Gold, Silver, White, Blush pink, Black, Navy blue, Grey, Fuchsia, Teal<br><br><b>Dimension and Size:</b><br> - Small size fits for 5.5inch-8inch/140mm-203mm wrist<br>- Large size fits for 6.7inch-8.7inch/170mm-221mm wrist<br><b>Package Content:</b><br>-<b> 10 pieces</b> Fitbit Alta <b>straps</b> or Fitbit Alta hr straps or Fitbit Ace straps<br>-<b> NOTE:</b> What you get is <b>ONLY</b> Fitbit Alta <b>WRISTBANDS</b> or Fitbit Alta hr wristbands or Fitbit Ace wristbands,<b> NOT ANY OTHER</b> accessories <b>INCLUDED</b>.<br><br><b>How to Contact AK-USA-STORE:</b><br>1. Find "AK-USA-STORE" in this Page→Click "AK-USA-STORE"→Click "Ask a Question"→Send Questions with your Order Number or the ASIN of the product to AK-USA-STORE<br>2. Go to your Order Page→Find your Order Number→Click "Get Help with Order"→Send Questions to AK-USA-STORE, we will give you a fast reply within 12 hours.<br><b>Explore More:</b>-<b>Search "AK Bands"</b> for more bands offered by <b>AK-USA-STORE</b>.<br><br><b>After-sale service:</b><br>- If the Alta bands/ Alta HR bands/Ace bands have any problem, please feel free to contact us via e-mail <br>- Quick Response within 12 hours.<br>