Lavender and Honey Bath Tea Twin Pack Lavender and Honey Tea: Dried Lavender, epsom salt, oats and essential oils Bath tea is an easy, mess-free way to take an herbal oat bath. The tea bag is full of salts, oats, dried herbs and essential oils. Add the tea bag to a tub of warm water, and soak as long as desired. When finished, simply toss the tea bag in the trash. Each set comes with two tea bags filled with dried herbs, oats, salts and essential oils.