Pliable rubber finger-tips on its side walls quickly remove extra gunk, before it can be tracked inside. Use it in conjunction with a traditional entrance mat in really challenging areas, or as a stand-alone product in tight spaces. Designed to be bolted or staked down in permanent applications, it also functions as a mobile entrance mat. Similar products with stiff coil bristles get clogged with gunk but the Mud Chucker is easily cleaned. Dirt and debris are easily shaken off.