A lightweight SPF50 serum designed to protect skin while delivering hydration and a fresh, breathable glow. Percent Science Avocool-2.6 Sun Serum combines daily sun protection with a silky serum texture that layers effortlessly under makeup and skincare without heaviness or stickiness. The formula helps leave skin looking smoother, more hydrated and comfortably protected throughout the day, making it ideal for those wanting lightweight SPF with a polished, skin-first finish.