Is that a butter knife? Yup. Are those icing spatulas? You bet. They're also the best tools we've found for mixing liquid color, pigments, and glitter into plastisol without adding bubbles. We keep several of each size on our work bench so we always have one handy.
- 7" Small stir sticks are good for 2 cups of plastic or less
- 8.25" Medium stir sticks are good for up to 3 to 4 cups of plastic
- 10.5" Large stir sticks are good for 1 to 2 quarts or more of plastic
- 12.5" Extra large stir sticks are good for a gallon of plastic.