The Whirlpool WP4359963 Microwave Stirrer Blade Cover makes heat distribution even for consistent cooking results. It is designed to deflect microwave energy evenly across food, shielding the stirrer blade from interference of grease and debris. This sturdy construction of the appliance increases its efficiency and prevents damage to internal components, It operates and keeps cooking quality, which makes it a better substitute for keeping high microwave performance. This durable cover extends optimal performance and guards against uneven heating and cold spots in meals.