This sink brush constructed of plastic, with durable nylon bristles that easily scrub away baked-on food;The nylon bristles are gentle enough to clean dinnerware and non stick cookware;The brush fits into the palm of your hand and dispenses soap with the push of a button using air displacement;The ergonomic shape has a soft non-slip grip also acts as a reservoir for the dish soap;Brush heads are removable and replaceable, so you can always have a fresh brush when you need it