This is a handy measuring glass with four different measurements on it in quality glass.  It features 15ml to 150ml, 1 Tbs. to 10 Tbs., 3 Tsp. to 30 Tsp., .5oz. to 5 oz. measurements.
 
This measuring cup gives you a easy and convinent tool to accuratly measure your teas, tonics, or other ingredients.