✿The foam is rich and colorful, especially the color does not remain and not stain the bathtub. ♣Handmade, usually the best.environmentally friendly, does not pollute the earth, but also because it is handmade, error range(10g-20g). ✹Dropping a rainbow bath bomb in the warm water, it will dissolve immediately and you will get a fizzing effect in seconds. Bathing could be a funning. ■Our bath bombs kit was made with natural ingredients. All ingredients are kids safe. No artificial flavors are contained.No dye!Vegan!Gluten-free!No Phthalates! preservative-free! | ||||||||