Try a 4 ounce PET plastic straight-sided jar for your favorite cosmetics, body creams and other toiletries. The PET resin offers a wide range of product compatibility, a good moisture barrier, a good oxygen barrier, and a good fragrance barrier. The simple visual appeal of this jar makes it a good choice for packaging a wide variety of products including sample sizes. The cobalt blue color provides some UV filtration to help keep light sensitive products safe.