Green Stuff World Color Shaper Brushes Size 0 – Silicone Firm Silicone Brushes – Color Shapers BLACK SIZE #0 are excellent tools to paint and sculpt and add incredible effects when painting, modeling, and sculpting with different paints, putties, and clays. They are somewhere between a brush, a palette knife, a modelling tool, and your fingers. They do not absorb paint like a brush so you can simply wipe them clean. Easy-to-clean and long lasting. Nonabsorbent silicone tips in black (FIRM hardness) These shapers are great for anyone who enjoys painting in general or sculpting. They are a perfect complement to your artists brushes. The Color Shaper allows you to move paint easily, apply pastel, carve images, sculpt clay, and creatively decorate cakes with fondant.... the possibilities really are endless. This set comes with 5 different shapers. The tips are 6mm length by 3 mm width - SIZE #0 Total length of the brushes is 15 cm (around 6 inches) Shapers come in white, black, and red. The white shapers are soft. No harder than your average hairbrush. The black shapers are firm. The red shapers are the hardest option before metal tools.