You’re in the right place for bath crayons.By now you already know that, whatever you are looking for, you’re sure to find it on Seeking.we guarantee that it’s here on Seeking.The product has good resistance to acid and alkali. It has been tested that it's affected by vinegar, salt, and alkaline substances. .We aim to provide the highest quality bath crayons.for our long-term customers and we will actively cooperate with our customers to offer effective solutions and cost benefits.