It is possible to open and close our Scalp Delight Scalp Massage Brush for cleaning purposes. This is how you open and clean it:Open the brush by twisting counter clockwise. The brush can be separated to 3 parts.To clean the brush soak the parts in warm, soapy water for 10 minutes.Scrub the brush gently with fingers or a toothbrush to remove any remaining dirt.Rinse and let air dry on top of a clean towel.Once dry, close the brush by placing the silicone bristles over the see-through plastic part and twist all the parts together clockwise until you hear a click.