Synthetic sponge mophead is part of an easy-to-use system that includes a Rubbermaid Steel Sponge Mop that fits easily into the Rubbermaid Double Pail to separate cleaning solution and rinse water. Cellulose head fits easily onto the steel frame with handle-mounted lever for squeeze-action wringing.Synthetic sponge mophead is part of an easy-to-use system that includes a Rubbermaid Steel Sponge Mop that fits easily into the Rubbermaid Double Pail to separate cleaning solution and rinse water. Cellulose head fits easily onto the steel frame with handle-mounted lever for squeeze-action wringing.