Garbage Trash Net: You can scoop up your removed moss. Prorazor: Used to remove moss The blade edge is razor, so please use it for those rough moss that cannot be removed by wipers. After installing the head connector, install the proraiser Wiper: 360 degree rotation. Used to polish your aquarium and remove moss from the glass surface. After installing the head connector, install the wiper. Clip: You can hook and pick up your grass cut or debris. Flutters: A tool for smoothing sand/soil in your aquarium. Convenient for adjusting the bottom floor that is disrupted when sloping or changing the soil in the water. After installing the head connector, install the flutter.