190 pieces. Skittles Cauldron. Skittles Original. Starburst Halloween Mix. Starburst Original. Skittles Cauldron: gluten-free. Skittles Original: gluten-free, gelatin-free. Starburst Halloween Mix: gluten-free. Skittles Cauldron: gluten-free, gelatin-free. Skittles Original: Produced with genetic engineering.