4 pieces of pouring split cups, includes 2, 3, 4&5channels dividers. the pouring split cups measure 3.55 x 3.15 x 2.15inch, which is moderate for you to hold and pour paint.These silicone paint cups are designed with multiple (2-5) channels .You fill each of the channels with a color of your choice and then pour the fluid onto the canvas and move the mug . You can use it to make all sorts of amazing patterns.The protruding mouth of the split cup is convenient for you to pour paint and mix all kinds of paint evenly.The ideal painting supplies could be a gift for kids and friends studying art, or you can enjoy DIY fluid painting with them.The pouring split cup is made of reusable silicone, soft and lightweight, safe and reliable, not easy to break or deform.Acrylic paint can be washed with water immediately, and the epoxy resin can be easily taken out after drying .