Meticulously designed, the Casper Foam pillow offers huggable softness for a deeper, more restful sleep. An inner layer contours to your sleep position, while two plush outer layers create gentle cushioning. Promoting healthy alignment, this pillow has undergone ergonomic testing to ensure it properly supports the head and neck. Tiny channels are distributed throughout the foam, continually circulating airflow. Purposefully crafted for cooling, it helps prevent overheating so you can enjoy a comfortable rest. 1 Year Limited Warranty