1 oz. Black HDPE Plastic Roll-on Bottle. PRICE INCLUDES BOTTLE, CAP AND BALL. Not refillable. Cap size is 35 mm. The ACTUAL area where a label can be applied, measures 30 mm high or 1 3/16 high. The circumference is 5″ and the diameter across the bottom is 38mm or 1 1/2. The bottle height, including the cap on is 70 mm or 2 3/4″. It has a slightly rounded bottom, so you may want to deduct 2 mm or 1/8th inch if the label needs to be exact. ALL ROLL-ON BOTTLES HAVE “PRINT RAMPS” ON THE BOTTOM TO FACILITATE LABEL APPLICATION MACHINES. TEST YOUR PRODUCT FIRST, TO BE CERTAIN IT WORKS IN OUR CONTAINERS.