SSide Brush for Shark ION Robot Vacuum RV850 RV850BRN RV850WV S87 RV700_N RV720_N RV750_N Robot Vacuum Cleaner Accessory -6 Pack Package Include: 6 x Side Brush Using Suggestion: Please replace the filter and brush 2-4 months to keep the vacuum working with High-Performance Kindly Note: 1.The parts we sell are the replacement accessories for Shark, they are not the original ones, please note.Any use of brand name, model or part designation for Shark in our listing is just for purpose of displaying compatibility 2.If the side brushes are bent or curved due to shipping, please recover them by simply soaking them in hot water for several minutes. It will become straight and not affect the quality and performance.