Additional Details ------------------------------ Product description: VANILLA ROSEWATER Aromatique Reed Diffuser Gift Set Ceramic Vessel Directions: Place diffuser bottle on a flat surface. Insert reeds. Let oil absorb for 6-12 hours. To maximize fragrance, invert reeds as needed. Replace reeds as necessary. Details: 8-10 weeks of use time; 4 fl oz; 2.7"SQ x 10.6"H