Dr Song offers a 100 DAY NO HASSLE 100% MONEY-BACK GUARANTEE - you don't even need to return the item! | Large 8oz size Anti Acne Cleanser lasts 1-2 months and comes with pump bottle. Can be used both as a acne face wash and benzoyl peroxide body wash | 10% Benzoyl Peroxide wash for face body and back with non-irritating formula and deep penetrating medical grade mirco-benzoyl peroxide | Made in USA acne medication, no parabens or animal testing | This acne product works well as a back acne treatment, face acne treatment, body acne, acne spot treatment, cystic acne treatment, adult acne treatment and acne treatment for teens.