This Screen Set has six small screens (15mm diameter) that can be used in all Storz & Bickel vaporizers. The screens fit the Mighty and Crafty portable vaporizer filling chambers, as well as the Reducing Chambers for all the Storz & Bickel desktop vaporizers. Two of the screens have a regular mesh to be used in the bottom of the filling chambers. The other four screens have a coarse mesh and are used in the top of the filling chambers. Shop our full lineup of Storz & Bickel accessories here.