【Superior Comfort】Made with high-quality certified memory foam and breathable fabric, this non-toxic, hypoallergenic pillow provides the ultimate comfort for a restful sleep 【Ergonomic Design】The contoured shape perfectly supports and aligns your head, neck, shoulders, and back, reducing pressure on the cervical spine and alleviating neck and shoulder pain 【Dual Height Options】With two different heights on each side, you can choose the most suitable elevation for your sleeping position, whether you're a back or side sleeper 【Improved Sleep Quality】The pillow's design follows the natural curves of your body, supporting the neck and shoulders to maintain optimal airways, reduce snoring, and promote more stable sleep 【Arm Rest Feature】Side cutouts provide a comfortable resting place for your upper arms, maintaining proper posture and preventing shoulder hunching during sleep Specifications: Material: Memory foam core with polyester fiber Dimensions: 63 x 37 x 14 cm Note: This memory foam pillow is not a medical product. If you need to use it for rehabilitation, please consult your doctor. The memory foam will have a very slight polyurethane smell, and the smell may be obvious after high temperature and closed transportation environment. This is normal. After receiving it, please place it in a cool and ventilated place for 1-3 days.