1.7 FL Oz. Obagi Hydrate Light Weightless Gel Cream Moisturizer is a weightless, fast-absorbing gel cream formula. This hydrating moisturizer contains both humectants (attracts moisture to the skin) and occlusives (helps to seal in that moisture). Together, these ingredients work to hydrate the skin, replenish the skin’s moisture barrier, and keep the skin looking plump and smooth without clogging pores.