<b>Ecute</b> is a registered brand producing high quality fashional 22mm width,20 width,16mm width,Compatible with iWatch 38mm 40mm 42mm 44mm,Compatible with Fitbit Charge 2/3/4/Alta/Versa/Blaze band,many different unique design and series for you to choose,there is always a suitable one for you and your smart watch! <br> <b>