Round stool rollercoaster new generation rollercoaster is the new wheel system 100% anti hair stool maintenance, which can rotate silently around your customer a feeling of extreme slides the wheels are equipped with anti-hair hides and are antisatiques freedom of movement incomprable compared to a traditional stool adjustable height stool with great pomp foot star luminium wheels nti hair for people of all body types max 150 kg dimensions: height: 55 cm to 80 cm galette: 32 cm wafer thickness: 6 cm.