50 ml Graduated Glass Cylinder, KeL Scientific KS-704-W Glass cylindermanufactured from borosilicate 3.3 Graduations are printed in whitefor easy readablity for accurate measurements Pour spout for easy pouring Numbered graduations are at the 5ml,10ml, 20ml, 30ml. 40ml, and 50ml Approximate height is 71/2inches Approximate diameter of top of opening is 1inch(outside diameter) Approximate diameter of roundbase is 2inches