Glue for PVC  (linners, boat, inflatable beds etc) . It is a water glue as well > it includes 30ml of glue and a plastick roll 58.5cm X 14.0cm and 5 autocolles repair patches. Clean the surfice that you want to repair and cut a peace from clear roller with rounded scheme (probubly using a coin).Apply the glue to the peace of plastic that you have already cutand press firmly. Make sure you take off all air pockets from the plastic.