Plastic Cup is used for spray gun. It has combined the advantages of paper strainer and mixing cup. Moreover, this plastic cup would instead of traditional cup on the paint gun, and make your painting like more convenient. How to use it Firstly, Mix the paint, curing agent and diluent together. Secondly, put the inner cup into our cup. Thirdly, Cover lid. Fourthly, using Collar to fasten it. Finally, install the spray gun using proper adaptor. Details: - Mix the paint, curing agent and diluent together. Scale on the cup is accurate. (instead of mixing cup) - Has filter net on the lid which could filter the paint. (instead of paper strainer) - Disposable product. Do not need to waste time to clean it. (instead of traditional reused cup on the spray gun) - No silicon. - Easy to operate. - Convenient, save Labor,time and money.