Set of 7 - Colour Bowls - Pastel and Clear Hair colouring is a SNAP! Tell me more: Bowls snap together in a honeycomb shape making it a breeze to carry and use several colours at once. WHY YOU NEED IT: Great for when you need multiple hair colours in one application. Attach a bowl with your highlights, lowlights, and other colours together for easy transport. Rubberized base keep bowls stable and level during the entire service. Stain and shock resistant material is easy to clean and bowls stack into each other for easy storage.