REMOVE EXISTING STRING
Open the metal ring slightly on one side and slide it off the rubber case loop. Repeat with other metal ring. *Similar to removing a key from a key chain ring.
ATTACH NEW STRING
Apply new string by opening the metal ring and attaching it to the bottom rubber case loop. Repeat with other metal ring until both are connected to the case.
ADJUST LENGTH
With your phone inside of your necklace case and string fully attached, place necklace string around neck and adjust to desired length by moving the slider up and down along the string.
WARNING: The string attached to your phone case presents a potential strangulation hazard. Keep out of the reach of children.