Lwsengme Metal Replacement Bands for Fitbit Alta/Fitbit Alta HR Classic Accessory Made of high quality Steel. Comfortable, durable and waterproof Designed for Fitbit Alta/Alta HR, and perfect replace your original band Fitbit alta/Fitbit Alta HR band is crafted from stainless steel, fits your device well. Size:Fits for 5.5 inch - 8.1 inch wrist.Adjustable Brushed Stainless Steel.This is the video that how to adjust the band:https://www.youtube.com/watch?v=6ypbuKkXWx8 Deployment Clasp design which locks onto your Watch band interface precisely and securely and convenient to put on or take off it with the tool Compatible Model: Special design for Fitbit Alta/Alta HR Only,Tracker is Not included