Sennen Kyu Moxibustion Trial Set, 2 Boxes, 2 Sets, Total 20 Pieces This is a moxibustion product called Sennen Kyu that uses fire. * Regular Kyu Ibuki: 5 pieces * Soft Kyu Chikubushima: 5 pieces Two sets of 2 boxes. Each box contains 5 Sennen Kyu. Price not negotiable. New and unused. Free shipping.