The new glass retaining screens, wrapped in new glass packing. The screens are about 3.5" diameter, but are not closed. They can be squeezed smaller to insert back into the muffler. Not shown is that I used kite string and spiral wrapped the glass to compress it. Also the SE badge has 3 pins sticking inside the muffler, and you havevto be careful removing the old packing, and installing the new. To protect them for thevre-install, I covered them with a piece of 1/2x1/2" aluminum angle I hed