Jo Malone London Wild Berry & Bramble diffuser and refillApplication: Remove the cap from the oil and carefully pour into the diffuser vessel. Allow 24-36 hours for the fragrance to diffuse. Your diffuser will come with 10 reeds. We advise using all 10 at once for optimal diffusion. Additional refills sold separately.350mlEach Jo Malone London item will be gift wrapped in the iconic cream and black boxFor hygiene reasons, this product cannot be exchanged or refunded, unless faulty.