Desco's disposable heel grounder provides a path-to-ground and does not generate a charge when used with an ESD floor. The material is non-marring and will not mark floors. The disposable heel grounder is designed for single use and should be removed and disposed of after use. - Disposable foot grounder provides a path-to-ground and will not generate a charge. Highly visible yellow polyester fabric, identifies the wearer as properly grounded. Non-marring material will not leave marks on floors or operator's shoes.