The Jammer

The Jammer is a simple and cost effective device designed to keep a door from closing.

Features

• High visibility yellow allows you to mark a room.
• Fits easily in a shirt pocket, service vest or helmet.
• Quickly identifies the door you've entered
• Allows your backup to locate you
• No need to bend over to set a wedge
• Custom colors and printing available
• Proudly made in the USA