Bath Bomb Mold - Durable Molds for Bath Ball Bombs, Fizzies, - 5.5cm and 6.5cm (6.5cm diameter) Durable and long lasting- These molds won't break easily unlike the plastic molds or christmas ornaments you might be used to. You can buy one and reuse it for as long as you like to make your own homemade aromatherapy bath bombs! Fast, efficient bath bomb shaping - Just press the two halves of the mold together and within seconds the bath ball will be ready to be removed and set for drying. Convenient shaping - The hard material means you don't have worry about pressing too firmly on the mold and ruining the shape. Comes in two diameter sizes, 5.5 cm(2.17 inches) and 6.5 cm(2.56 inches) Molds don't snap together for easier assembly - The two halves of these molds don't snap together so you don't have to worry about having to get the mold off of your bath bomb and risk ruining it. Just press together, remove, and you're set.