18" Lambswool Replacement Head (8" head with 10" handle). Wool is white with brown frost on the tips. Handle has standard ACME threading for use in standard extension poles. Produced from the finest quality Australian lambswool, and are perfect for cleaning broad surfaces like walls and open desktops. The wool's fine, crimped fibers form an intricate network which, when combined with the natural lanolin and scale-like surface of the wool fiber, trap and hold dust until spun free.