Joico's Defy Damage Sleepover Overnight Treatment is a leave-in treatment designed to maintain the health of hair that is already in good condition while preventing future damage. This innovative formula works overnight to shield your hair from the harmful effects of heat styling tools, mechanical wear from styling, and chemical treatments, ensuring your locks remain strong and vibrant.

To use, simply apply the treatment to dry or damp hair before bedtime. There's no need to rinse it out, allowing the product to work its magic as you sleep. Wake up to hair that feels nourished, protected, and ready to face the day, with a noticeable improvement in its overall resilience and shine. Perfect for those looking to preserve their hair's natural beauty while enjoying the benefits of a hassle-free, overnight solution.