The button is integrated into the handle to prevent leakage or bubbles around it during use, delivering a clean, reliable operation. Durable cleaning system - Sturdy bristles and three sponges (soft on one side and hard on the other) support daily cleaning tasks. - Suitable for nonstick and cast iron cookware, pots, pans, plates, kitchen vent hoods, and glassware. Efficient soap dispensing and easy maintenance - A simple push dispenses dish soap through the brush head using air displacement. - Push the brush head buckle to unlock it for easy removal and replacement. - The fixed sponge is secured with a hook-and-loop fastener for quick and convenient sponge replacement. Ergonomic and practical design - Ergonomic, non-slip handle remains comfortable to hold even when wet and soapy. - Easily refilled with any detergent, including from refillable bottles. Durable materials and easy care - BPA-free plastic structure ensures long-lasting use. - Soft nylon bristles resist warping under heavy scrubbing and are dishwasher-safe. - Includes a hanging ring for convenient storage. Use scenarios - After cooking on nonstick pans or cast iron, use the brush to scrub residue without scratching. - Clean pots, pans, plates, and glassware quickly and efficiently. - Tackle kitchen vent hood surfaces and other hard-to-reach areas where a brush with soap dispensing is helpful.