The SleepMor 3 Inch Gel Infused Ventilated Mattress Topper, CA King delivers cool, breathable comfort for your mattress. The gel infusion helps regulate body temperature, while the ventilated design allows for maximum airflow, ensuring a cooler sleep environment. With a three-inch thickness, this cover provides an added layer of luxurious comfort and support, making it the perfect upgrade for your California King bed. Product Details: • Gel infusion keeps you cool throughout the night • Ventilated design promotes airflow for a breathable sleep environment • Three-inch thickness adds comfort and support