The So Bomb DIY Aroma Bath Bomb Factory has everything you need to make your own amazing bath bombs. There are 3 perfumes to add, creating your own scent combinations. Make up to 10 bath bombs with 5 baking soda bags and 5 citric acid bags – just mix and add water!The So Bomb DIY Aroma Bath Bomb Factory makes the perfect sleepover activity or rainy day project. Add decorations and fun fragrances to customise your bath bomb. Scented toys create a wonderful opportunity for kids to explore new scents. This type of sensory play can restore emotional balance to soothe, relax or support concentration. Contains: So Bomb DIY Aroma Bath Bomb FactoryAge: 6 Years+Batteries: Not required