How to make that puffer effect

Here is reference how to make puffer in Adobe 3D Substance Designer. https://80.lv/articles/creating-puffer-material-in-substance-3d-designer/ If you familiar with it you can create it and import into Sampler. If not here you can find basic idea how to do it in Sampler. 

Here is Stained Wrinkled Fabric Material that you can download  Substance 3D Assets (adobe.com) 

Import it as material in Sampler and see what parameters has been used.