From Thymes, the Frasier Fir Candle and Diffuser Gift Set features: Set includes: Candle approx. 6.5 oz. Diffuser approx. 4 fl. oz.  Frasier Fir notes:  Top : Siberian Fir Middle : Cedarwood Bottom : Sandalwood How to Use Reed Diffusers for Home: Place scent diffuser with sticks on a stable surface that is not wood, lacquered, polished, or painted. Pour reed diffuser oil refill into the diffuser vase. Slender rattan reeds absorb the aroma diffuser oils scents releasing a fresh fragrance throughout your home. Simply flip diffuser reeds to renew the fragrance. Control fragrance intensity by number of reeds used in the scented oil and frequency of flipping the reeds. Frasier Fir is a Fresh Fragrance: A tradition that feels right at home. Reminiscent of days gone by and suggestive of wonderful times to come, the aromatic snap of crisp Siberian fir needles, heartening cedarwood and relaxing sandalwood fills the air with a welcome feeling of warmth and joy. Who We Are: Through exceptional, nature-inspired fragrances and thoughtfully considered design, our Thymes products are there to make each moment special and intentional. We strive to use natural, plant-based products from renewable and sustainable sources. Our own expert chemists develop highly effective formulas that are free of parabens, SLS/SLES, and phthalates whenever possible. Our home fragrance products are always cruelty-free. Made in the USA.