Instructions to use: 1. Remove bottle lid. 2. Place one section of the silicone ring over the neck of the bottle, hold down while manipulating the rest of the ring around the rest of the top of the neck . (The silicone tab can be pulled to help this process). 3. Once the ring is successfully around the top of the bottle, force the silicone ring down by pulling on the silicone tab and pushing down the silicone ring until it rests evenly under the ridge on the neck of the bottle. 4. Attach carabiner through the hole in the silicone tab, and maneuver until the small end of the carabiner sits against tab. 5. Attach bottle lid.