High-efficiency wringer lasts 29 times longer than comparable wringers; tested to exceed 25,000 wringing cycles. Ergonomic handle reduces stress on wrist. Constructed of tubular steel and structural web molded plastic. Yellow. Use with WaveBrake Bucket no. 104945 and Dirty Water Bucket no. 111772, sold separately, to create a complete mopping system. Sold by the each.