Addition Studio, Australian Native Bath Brew. Bath Brew is a giant tea bag for the bath, used as a remedial & relaxing bath soak. Steep in this tonic and enjoy the benefits. Green Tea: With detoxifying Tea Tree, ground organic Seaweed & Calendula botanicals. Size: 120 x 120 x 15 mm (100g bag) . Origin: Blended by hand, packed with care in Australia.