Homeright C800922 Deck Pro Stain Applicator Replacement Pad, 7-1/2 Inch Wide 7-1/2 inch wide replacement pad 1/4 " flocked neoprene pad Stain applicator pad is durable and will hold 3 oz of stain, 300% more than a 4" brush Stain applicator stains 16 fee in one fill, compared to 4 feet with a 4" brush Stain pad backing is made of Neoprene which is a synthetic rubber that exhibits good chemical stability and maintains flexibility