Mutenka (Additive-Free) Insect Repellent Incense - Chrysanthemum Senko Natural Incense This insect repellent incense is made with natural pyrethrum, a plant in the chrysanthemum family, as its main ingredient. It contains absolutely no synthetic pyrethroid insecticides like those found in commercially available products. This insect repellent incense uses ingredients found in pyrethrum to repel mosquitoes (repellent effect). Burning time: Approximately 6 hours indoors ■Contents: 30 rolls ■Ingredients: Pyrethrum, pyrethrum powder, pyrethrum stem powder, tabu powder, wood flour, starch *To reduce shipping costs, the box will be opened and the contents removed as shown in image 2. The box will be folded and included. (Shipped via Takkyubin Compact. The product contents remain the same.) Please purchase only if you agree to this.