COFFEE & TANNIN STAIN REMOVER. Effectively attacks both coffee and other natural tannins found in tea, cola, wine, and urine. Modifies and reduces the stain color intensity. 4.5 pH. REMOVES: Coffee, Tea, Cola, Wine, Chocolate, Browning, Hair dye, water stains. SIZES: 2 oz, 16 oz, 32 oz, 1 gal, 55 gal drum. Not sold in CA.