The Dot & Key 72Hr Hydrating Gel + Probiotics Moisturizer (also sold as variants like 72HR Hydrating Gel + Probiotics Face Moisturizer and 72 HR Hydrating Probiotic Gel Moisturizer) is a lightweight, oil-free gel moisturizer enriched with probiotics, hyaluronic acid and plant-based extracts. It’s designed to keep skin deeply hydrated for up to 72 hours while calming, balancing and refreshing your complexion — perfect as a daily face moisturizer for most skin types, especially oily, combination, dehydrated or dull skin.