Jellystone Designs' award-winning DIY Calm Down Bottle is a unique sensory bottle, where you receive all the creative elements required to create a sensory bottle perfect for your child. Just add warm water and a dash of washing-up liquid and it's ready to go! With this option, you can refill and reuse the sensory bottle for endless creative options. These DIY Calm Down Bottles are perfect for use at home, in the classroom and in the play therapy room as a sensory item. Choose From 6 Different Colors.