1 Gallon CLEAR glass jug - (1 Gallon = 128 oz) Includes plastic screw top. Dimensions: 12.01" H x 6.22" D . Fits #6 rubber stopper to accomodate airlock OR #6.5 for solid rubber stopper, both sold separately. Height: 11.44" Diameter: 6.57" . NOTE: 1 Gallon = Five 750 ML or Ten 375 ML bottles.