Halloween Bath Bomb with Scary Surprise Inside! Witches Brew Cauldron! It has lavender color and also the surprise scary toy in the middle and on top! Cauldron Bath Bomb Handcrafted with the best ingredients into a tiny cauldron. Drop it in your tub and reuse your cauldron as you wish! Witches Brew Halloween Bath Bomb is made with natural Apricot Kernel Oil to help nourish and hydrate your skin while you enjoy the Halloween aroma of Swam Lavender and the bubbles!