Water bottle boot made of elastic silicone protects against bottle bottom dents, damage, and reduce noise. Protective bottle bottom sleeve cover easy to put on and take off. Simply wash it with water after use. Silicone boot compatible with Nalgene Sustain Wide Mouth 32oz/48oz, Narrow Mouth 32oz water bottle. Bottle bumper cup bottom sleeve cover can be used in car, office, Gym, sport, outdoors or simply lounging at home. Package contents: Silicone boot x 2

How to Install:
- Wipe the cap and bottom of the bottle with a wet cloth and dry
- Put the bottle boot on the table
- Insert the bottle slowly into the bottle boot
- Press the silicone sleeve to squeeze out the air
- Pull on the side to adjust appearance of bottle boot

Silicone Boot Compatible (not limited to):
- Compatible with Nalgene Sustain Wide Mouth 32oz/48oz water bottle boot
- Compatible with Nalgene Sustain Narrow Mouth 32oz water bottle boot

Note:
- Protective water bottle bottom sleeve only, others are not included.