This is an easy and fun craft kit that will make your home time more enjoyable (Shuwa Bomb Kit) This is a cute [Shuwa Bomb Kit] It has a variety of designs that will make you feel like when you put it in water. Package Size: Approx. 4.3 x 6.5 x 2.4 inches (110 x 165 x 60 mm); Material: Baking Soda/Citric Acid approx. 2.3 oz (75 g). Shuwa Bomb Mold: 2 pieces (Prepared): Water / Spray Bottle / Spoon / Bowl / Measuring Cup / Vinyl Gloves / Plastic Cup