Includes 3 bursts with essential oils. Lasts 2x longer than wax melts. 192+ hours of long lasting fragrance per pack. Use in electric warmer or place in bowl. Scratch & sniff. The no-melt, hassle free way to fragrance large spaces. Better fragrance. Better for you. Better for the planet. Our Product Promise: Our Solvent-Free fragrances are made from essential oils and other responsibly harvested ingredients, and are never diluted with toxic chemicals, so they smell better and are better for you. Our products are made from all-natural, biodegradable, recyclable, compostable, sustainably managed paper, so they're also better for our planet. Bursts are made from paper please recycle. enviroscent.com.