PIXISS Premium Liquid Silicone Rubber: Our translucent liquid silicone rubber is safe, non-toxic, low odor, and flexible, with a shore hardness of 15A. Add color to your molds by mixing in small amounts of mica powder. * Premium Silicone Mold Creation Material - Our translucent liquid silicone is a safe silicone material, non-toxic and no odor, very flexible, soft and clear with a shore hardness of 15A. To add color to your molds, you can mix the mold making silicone with mica powder to create a colorful mold! * Easy Mixing & Pouring - This mold making silicone rubber kit includes part A and part B, the mixing ratio is 1:1. Pour the Part A and Part B together, stir the silicone rubber thoroughly for 5 minutes for best results.