Do you want to prevent funny freak accidents in the lab by using proper measurement? Then you simply must invest in this Glass Eye Dropper! An eye dropper is essential for any school or home laboratory. Keep it for any science project, for use with microscopes and more! This great straight eye dropper with rubber nipple is a good measurement for 2 milliliters. Warning: Dropper is made of glass and is breakable. Please use caution when using. Box Size: 4.50in (11.43cm) x 0.00in (0.00cm) x 0.25in (0.64cm) Recommended for ages 10 and older.