Black No. 03 Sleep - Unwind after a long day and drift into sleep with a blend of fragrances that promote peaceful slumber. Lavender calms the nerves, and cedar brings peace.Where the original collection of HA KO Paper Incense showcase a singular fragrance, the essential oils in this special offering were individually selected for their ability to promote relaxation, increase focus, and lull you into a deep sleep.This special set of 6 incense comes in a sleek black container and includes a non-flammable felt mat. Place one on your desk, in your car, near the entryway or anywhere a touch of fragrance is desired. A HA KO Paper Incense makes a welcome gift for friends and family. Materials: Paper, Felt Dimensions: 3.5" L x 3.5" W Burn Time: 5-7 min per leaf Winner of the 2019 Good Design Award. Awaji, Japan How to use: After lighting your HA KO Paper Incense, extinguish the flame and place it on the felt burner mat, and onto a non-flammable surface. Do not allow to burn unsupervised. Avoid placing in drafty areas or near any flammable materials.