How much liter is one full bottle?

One full water bottle usually contains either 0.33 liters (~11 US fl. oz.), 0.5 liters (~17 US fl. oz.), 1 liter (~34 US fl. oz.), or 1.5 liters (~51 US fl. oz.) of liquid. However, the exact volume may vary depending on the specific bottle size and manufacturer. To be sure, it's always recommended to check the label or packaging of the water bottle to find the exact volume information.