The Window Cleaning Mitt removes dirt, grease and grime from the inside and outside of windows and frames, using just water. Window Cleaning Mitt The ripple texture of the fabric is particularly effective at cleaning and drying. The fibre construction gives it the ability to lift and remove the toughest dirt on windows, frames and sills. With no need for specialist liquids, cleaning is quick and easy – and windows are left sparkling and lint-free. Great on Cars. Fits any size hand comfortably.