ULTRA FACIAL STICK. Benefits: Kiehl's invisible barrier balm with Squalane is specifically formulated to help deeply hydrate the skin.. Rich in barrier strengthening ingredients like Squalane and Ceramides, this skin hydration stick works to instantly hydrate the skin and strengthen skin barrier, while providing all-day moisturizing support at home and on-the-go hydration.. **Based on an instrumental test after single application.. Key Ingredients: Squalane: a highly-refined botanical lipid derived from olives; with an exceptional affinity to skin, it absorbs easily and is known to help replenish skin's barrier keeping it soft, supple, and moisturized. Pro-Ceramides: help to reinforce skin's barrier strength and help skin better resist external disruptors. Glacial Glycoprotein: originally sourced from Antarctic sea glaciers; helps to deeply hydrate and maintain skin's moisture balance. Research Results: Kiehl's Ultra Facial Barrier Balm is clinically proven to:. **Based on an instrumental test measuring improvement in moisture barrier function 4 hours after single application compared to untreated skin.. ***Based on instrumental test after single application..