3 stainless steel brushes in 1, each with its own equivalent stroke, provide a effective bbq grill clearning with its inovative 360 degree rotator. Safe of all grill types. Whether you have porcelain, stainless steel, cast iron, infrared, ceramic, electric, gas, charcoal, char broil, big green egg or weber genesis, you can scrub away safe in the knowledge that you will not mark your grates. Thanks for shopping with us!