WBM bottle cleaning brush is the ideal tool for cleaning bottles. Combining soft bristles for gentle cleaning and firm ones for serious scrubbing, this handy brush has a flexible neck to easily reach inside contoured bottles. Dual-function bristles are suitable for both hard scrubbing and gentle cleaning of kitchenware. Durable PP material bristles are sturdy with their long-term durability. Our brush has two bristle types, pink fibers for hard scrubbing of hard-to-reach corners and gray for gentle cleaning. Cleans all kitchenware, glassware, narrow and long-necked bottles, plastic ware, and metallic surfaces. WBM brush rotates 360° with flexible bristles that scrub away grease, spots, and even milk stains with high-performance scrubbing in bottles.