This Maison Berger Paris product is a Catalytic Lamp Refill, part of the Astral Set in a sophisticated Gray Gift Set presentation. It is designed to effectively and continuously purify the air in your living space while diffusing a chosen fragrance. Utilizing advanced catalytic technology, this refill system eliminates undesirable odors and breaks down airborne molecules, ensuring clean air quality. The inclusion within the Astral Set suggests an elegant and harmonious scent profile, perfect for enhancing the ambiance of any room.