Turn the upper part anti-clockwise to open it, and inject soap to fill the body and lock it clockwise. It will squirt soap with a light push of the button on top. The brush head can be easily removed and replaced.Use it everyday to clean your pan, pot, dish, sink, stoves, kitchen utensils, cast iron, countertop etc. It protects your hand from touching the detergent directly.The price for over 5000pcs is for sea shipment.