Ursa Major Base Layer Deodorant. This Product Is:. an unscented, aluminum and baking soda-free stick deodorant. Good for:. all skin types including dry, mature, sensitive, blemish-prone, combination and normal. Why We Love It:. Ursa Major Base Layer Deodorant is an unscented, baking soda-free version of the best-selling Hoppin’ Fresh Deodorant. This uniquely effective, natural deodorant eliminates underarm odor and absorbs excess moisture to provide long-lasting protection for even the most sensitive skin. It eliminates odor-causing bacteria and offers long-lasting, unscented protection with a silky-smooth texture and glide. Will not stain clothing.. .