twelve bespoke fragrances made from blends of essential and botanical oils combined with a natural soy base oil provide a delightful, long-lasting scent diffusion. our diffuser sets have a 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 an embossed and textured double layer gift box with a ribbon tab top and cigar band fragrance label, which is fully recyclable. the 100ml size will last up to 3 months. refill sets are available for continued use of glassware.