BootieButler® Shoe cover constructed of spun bond polypropylene with non-skid, non-conductive soles. Super anti-skid coating provides the ultimate in friction and traction. Strong elastic band around ankle allows for a universal fit. Completely waterproof and durable for extra-long wear time. Shoe cover refill for KineticButler automatic shoe cover dispensers. Suitable for clean rooms, food processing, real estate, health care, construction, manufacturing, research and development applications.