The Philips health watch comes with a second strap that accommodates most common, small sized, wrists. The straps have quick release pins which allow for easy strap changes. If you want to use the smaller strap, use the following instructions:
1 Turn the watch upside down.
2 Release the straps pin.
3 Gently remove the strap.
4 Position the watch correctly, lock one side of the new strap in the watch, unlock the new straps pin, and lock the strap in the watch.