Ultra-High Speed – 1500-3000 RPM. Ideal for high frequency burnishing programs daily. Specifically designed for soft finishes. Produces less powdering and higher gloss levels. 5 each/case.Natural hair and synthetic fiber padContains a minimum of 50% post consumer recycled content, the recycled polyester used is third party certified for post consumer recycled contentProvides excellent results on a wide variety of floor finishes and traffic conditionsFor use with electric, battery or propane floor machineThis product is an industrial product manufactured outside of CA, thus is not subject to CA Prop 65, it has not been assessed for consumer sale or use