twelve bespoke fragrances made from a vegan friendly soy base oil and high quality perfume oils with blends of essential and botanical oils for a clean, long-lasting scent diffusion. our diffuser sets have a smokey grey branded italian apothecary-style glass jar and two sets of reeds for continuous scent diffusion - use one set of reeds with 50% of the oil and then replace. the diffuser sets are presented in a double layer gift box with a ribbon tab top which is fully recyclable. the 100ml size will last up to 3 months. refill sets are available for continued use of glassware.