and store, could be cleaned up nicely by rinsing with water for multiple uses | Sturdy and durable plastic materials, they wont easily stain or damage, | This Mixing Cup is excellent for mixing with hair dye, hair , and hair toner | It is easy to use when working with one hand, allows for easy mixing and application of your hair coloring | DIY color with this measuring and mixing cup. Easy to read measurements on the cup, allow for accurate results