BoxLegend dryer vent cleaner can attached to your vacuum and reach to fit into the narrow crevice of your machine. Don't worry about the corner you can't clean. This attachment is a time and money saver! It makes dryer cleaning extremely fast and easy. Before this, cleaning the dryer maybe a nightmare. And you always ingnore to clean the dryer vent. Now this attachment is a time and money saver for you ! It makes dryer cleaning extremely fast and easy. If there something wrong with filter vent in your dryer, You don't need to buy a new filter vent and firstly just use the dryer vent Cleaner Kit to clean vent and get away from the a mess lint in bottom of filter.