Middle-Top Grade Agarwood Incense Coils Set - 3 levels each 10pcs - With Wood Burner Case 3.5HR Type ; 3 Levels ; Each 10pcs ; With a Wood Burner Case 3 Levels: HONTU, TENZAN HOIAN, TuChen. Natural Agarwood. 100% Pure Premium Agarwood / Aloeswood ; 3 Difference Place of Material Original Creates a Mood of Tranquility and Peace of Mind Middle-Top Collection Levels of Agarwood ; Pure Smell.