Set of 4 grill cleaning stones There are no bristles or spikes in the cleaning brick to break off and get into the food; cleans the grill much easier and more thoroughly than a brush The size of the cleaning stone has a durable structure which improves descaling the cleaning process without straining the hand or wrist This BBQ grill brick are made of 100% eco-friendly material which is odorless and non-toxic does not absorb grease and is safe for people, animals, plants and water The cleaning brick can be used to burn away charcoal, stains, residue and dirt. It can help you clean up after cooking quickly and easily The barbecue cleaning brick is a lightweight brick with natural non-slip handle