8 oz. - Enough for at least five bubble baths | Bubble Rubble is similar to our bath bombs, made with the same non-staining organic coloring and all hypoallergenic ingredients but with more bubble and less fizz. Sinus Relief is one of our essential oil 'Rubbles, and utilizes peppermint and eucalyptus to help clear up sinuses so you can breathe easy. Sprinkle into the water stream to create the best bubble experience. Our screw top container is made from recyclable BPA free plastic.