Kick down door stopper 100pc

I have 100 pieces of Doorstop Pedal Windproof Door Stopper Holder Anti-Push Heavy Duty Zinc Alloy Adjustable Closing Angle for Bedroom Bathroom Door 1.Convenience: The pedal door blocker is simple to install and easy to use. No manual operation is required. Just step on it with your foot, and the door will be blocked and will not close automatically 2. Safety: Foot door blocker can prevent the door suddenly closed caused by injury, especially for families with children or pets, can effectively prevent them from being injured because the door is closed