DescriptionThis product is made of premium material for durable use. When natural flame retardant fiber is used for self-extinguishing effect, dense carbonization layer is formed for fire prevention. Aluminum insulation further protects against fire. Easy to use, just put the black side up and burn the incense or incense on the fireproof cotton.Features- Color: Black - Material: Asbestos fiber. - Size: About 8 x 8 x 0.1 cm. - Made of premium material for durable and practical use. - Easy to use, just put the black side up and burn the incense or incense on the fireproof cotton. - Aluminum insulation further protects against fire. - Perfect for home, office, restaurant, room, hotel and more. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!