Butsudan Kyouji 防炎マット Asuka Rikyū L24 Butsudan Fire Prevention Butsugu Mat L Size 24cm Brand new, unused. Thank you. As it is for fire prevention, it is designed not to spread fire even if incense ash falls, and it is safe and secure if placed under the incense burner. It also helps prevent ash scattering and scratches, and makes the inside of the butsudan more colorful and stylish. Size: 10cm (length) x 24cm (width)