We bought these for our Audio Technica 935 microphones as we needed some new pop shields, initially they seemed fine but after a few uses a couple broke and now 6 months later they are all broken and the foam has degraded leaving little black bits everywhere - Thomann have been great and refunded. But I would avoid these at the moment (not sure if they changed their foam supplier post pandemic). We still have a few original ones that are still going strong after many many years.