Ergonomically designed tool. Use with SmartColor MicroMops UNG MM40R/UNG MD4R and Ergo TelePole UNG EP24R, sold separately. Pivoting low-profile nylon head. Large 16" 40cm surface for added cleaning contact and scrubbing pressure. Button release for easy mop head change mop head not included. 16 x 4-1/4 40cm x 10.79cm.