Concrete Sentry™ adds a layer of foam filled protection around round concrete columns or posts. Concrete Sentry consists of a core layer of energy industrial absorbentindustrial polyurethane foam encased in a durable, yet flexible jacket of EVA polymer. Concrete Sentry’s unique shape allows the product to be wrapped around any sized round concrete while maintaining its shape and product integrity. Two horizontal belt recesses allow easy installation without tools using nylon straps with adjustable closures. Concrete Wrap is 2” (50mm) thick and 42" (1067mm) high.