marna Door Stopper Black Releases when the door is pushed. I bought this to use in my new house, but it didn't fit my doors, so I'm selling it. This magnetic door stopper can be easily fixed by stepping on the pedal and released by simply pushing the door. - Type: Magnetic - Fixing method: Just step on the pedal - Release method: Release by pushing the door - Product name: Door Stopper Thank you for looking.