Each spoon has a color scale thus better distinction. The colors are very bright, so you feel more pleasure if you are a color person.Each spoon shape are optimized, rounded shape clean, secure the bottom, even if filled with a liquid it will not pour.Its made from food grade plastic thus making it safe and reliable. The spoons are easy to clean,non-toxic, odorless, brightly colored and do not fade.Measurement are as follows;1 tables spoon -15ml ,1/2 table spoon 7.5ml ,1 teaspoon 5ml ,1/2 teaspoon 2.5ml and 1/4 teaspoon 1.25ml