Maddie Rae's Slime Pearl Pigment Powder EXTRA LARGE 28g Packs - 12 Mica Powder Colors - Great for Slime, Soap Making, Candle Making, Bath Bomb Dye Colorant -- Guiness Book of World Record Holder for the Largest Slime, has her newest product - Pearl Pigment Powder, 12pk, 28g ea color. Great for Slime making. 12 Bright, Sparkling, and Shimmery colors, each color is 28 grams each