●This product is a grip (handrail) that stabilizes your posture while getting in or out of the car or riding it ●The grip part is wrapped with a soft core and double raschel fabric that is smooth to the touch ●Easy to install, just slide over headrest poles ●Comes with a convenient hook for hanging bags or bags ●Main unit load capacity: 198.4 lbs (90 kg); Hook (one side): 2.2 lbs (1 kg); Compatible headrest post size: Up to 1.0 inches (25 mm) diameter Post spacing: Up to 11.8 inches (300 mm)