A replacement for the inflatable liner supplied with your Lay-Z-Spa Vegas AirJet 2020 Model. The liner is the hub of your Lay-Z-Spa. It’s the area of your Lay-Z-Spa that is filled with water and connects to the heater pump. It also contains the integrated massage jets that provide a relaxing spa experience. If you’re unsure which replacement part your Lay-Z-Spa requires, contact our dedicated Bestway Aftersales team who will happily identify the problem and advise you on how to fix it.