HIGH QUALITY BRUSH: The aquarium brush made of high quality sponge, it can remove algae quickly and effectively, keep your aquarium inhabitants in a clean environment. NON-SLIP HANDLE: the Premium plastic brush handle, sturdy and durable, with a non-slip grip surface, makes that clean job easier. EASY TO STORE: Designed with a hole at the end of the handle , more convenient to hang and store , keep the brush head dry and use for a long time. CONVENIENT USE: This algae scraper brush is suitable for glass aquariums, a great helper tool for your aquariums. BUT not suitable for acrylic aquariums and plastic aquariums. PLEASE NOTE: Please rinse the brush pad with tap water before and after each use, keep the brush head clean and dry before storing.