You may refer to the table below for some examples of products which are non-returnable:Essential Oils Essential oil seal is brokenHome Scents Reed diffuser sticks have been used. Diffuser / Room Scent Oils are usedDiffuser liquid has oxidised due to prolonged oxygen exposure.Product is usedCeramic Diffusers/ Scenting Clay Broken/cracked clay piecesClay diffusers that have been discoloured due to prolonged usageFace/Hair/Body ProductsBottle is damaged externally (e.g. dented/cracked)Pump head dispenser has been ejectedSafety seal sticker has been tampered. Products has been usedMachinesNebulisers and Water Mist Diffusers have been used with essential oil.Broken or cracked glass parts – glass chamber, glass tip, glass funnel Others Products that are close to its expiry dateIncomplete sets that are mistakenly discard by buyer during unboxing. Products that are bought more than 7 days ago.