[colors and flavors can be customized]
1.The smoke of backflow incense is relatively heavy, which will sink in the air and then form an ornamental scene.
2.Backflow incense trumpet is 2.8cm high, 1.1cm in diameter, and the combustion time is about 6-10 minutes [reference]
Backflow incense medium is 3.7cm high, 1.3cm in diameter, and the combustion time is about 13-19 minutes [reference]
The reverse flow incense large-sized machine is 6.5cm, the diameter is 1.9cm, and the combustion time is about 27-35 minutes [reference]