Pro Caulk sure looks like a handy little tool that promises to make caulking jobs stress free. The Pro Caulk kit comes with 3 tools that are made from rubber-like, non-stick materials. You get a total of 12 smoothing angles. This allows you to choose the best edge for your particular project. Have a look at how Pro Caulk did in this video review. Also I’ve got some handy hints on how to get the best use out of Pro Caulk.