The mini crystal shaker set does have stoppers on the bottom that are clear as you can see in photo #2, not real sure on the heighth of the shakers, i would say any where between 1to 1 1/2 inches tall, (mini size crystal shakers), hope this helped your question? thanks christie74
The set has clear stoppers on bottom as shown in #2 photo. They may appear hard to see! Guessing they are about a one inch, to 2 inches tall. Dont have measure for measuring!