CoolFlex Memory Foam Roll Pillow - Adjustable Support for Back and Side Sleepers - Shredded Gel Infused Insert with Bamboo Cover - 18x6 - Knee and Leg Comfort - Sleep Aid and Pain Relief

The practical benefits of the premium filling in a unique shape pillow include improved support and ventilation due to the memory foam bar with cooling gel. The adjustable design allows for customization of size, shape, and firmness, providing personalized comfort and alignment for the user. This feature enhances user experience and overall satisfaction with the product.