Important Notice:
The temperature of the water should be between -20 and 50 degree Celsius. Hydration bladder bite valve cannot hold juice, milk, soft drink, liquor, etc.
Please soak the bladder for one hour in the warm salt water about 30-40 degree Celsius before using.
Make sure it is completely dry, inside and outside, before storing.
Avoid contact with extreme heat/cold, harsh chemicals, UV light and sharp objects, these elements will damage the hydration pack replacement.