Bonus warmer (Based on per unit value of refill twin pack). Authentic fragrances. That last up to 50 days (Each refill provide up to 50 days of fragrance on the low setting). Fragrance infused with essential oils. Made without phthalates; formaldehyde; nitro musks; artificial color or dyes. Crafted with notes of pineapple & plumeria. A family company since 1886 - Fisk Johnson.