Packing: 1 Inhaler, 3 MasksCANACKOrigin : Mainland ChinaTarget Pet : Dog & CatMaterial : PVCProduct Name : Aerosol ChamberUsage : Deliver MedicationType : Pet ProductsColor : Blue and TransparentMask Size : S/M/LCanack Vaterinary Asthma Inhaler Spacer Devices Aerosol Chamber With One PVC MaskSize:S/M/LIntroductionMaterial1.Antistatic Chamber is Polypropylene2.Backpiece material is Thermoplastic3.PVC mask4.Safety breathing valeFuctionAerosol Chamber is used to help deliver medication to dogs/cats suffering from respiratory conditions such as chronic bronchitis, laryngeal paralysis or tracheal collapse. The chamber is intended to be used along with a metered does inhaler to delivery aerosol medication to your cat or dog"s lungs as prescribed by your veterinarian.DetailsSize:SSize:MSize:LAbout Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact usDuring the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shoppingThanks for your cooperation and we"ll make you feel satisfied.