[Design Upgrade]: The base has a suction cup design to prevent the feeder from moving.[Stable flow rate]: Puppy feeder have a stable flow rate, the teat simulates the pet mothers breast, and the touch and size are more realistic.[Easy to clean and use]: Rinse clean with water, dry and use again, dishwasher safe.When puppy uses this feeder for the first time, guide the puppy to bite the nipple, and when the puppy can bite, it will slowly adapt to drinking milk on its own.About 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 us During 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 shopping Thanks for your cooperation and we'll make you feel satisfied.