Experience ultimate comfort and support with our premium memory foam pillow designed specifically for side sleepers. This innovative pillow features a unique firm layer that enhances durability and provides targeted relief for neck and shoulder pain. Key Features: - **Advanced Firm Support**: A high-hardness memory foam core (100N) is integrated into the middle layer, making this pillow firmer than standard options (35N-45N). Choose from two firmness levels: 'firm layer' for moderate support or 'firm pro' for extra hardness to suit your sleeping preferences. - **Superior Cooling Technology**: The included washable pillow cover is made from Tencel material with highly breathable fabric. It ensures excellent thermal conductivity and heat dissipation, keeping you cool and comfortable all night long without any stuffiness. - **Ergonomic Design for Side Sleepers**: Our square pillow boasts an 'S' shape and a 3-layer wave structure, offering four levels of softness. This design is tailored to accommodate most side sleeping habits, promoting proper spinal alignment and reducing pressure points. - **Durable and High-Quality Construction**: Crafted from high-quality memory foam with minimal odor, this pillow can withstand repeated pressure up to 80,000 times. It has an estimated service life of approximately 5 years, ensuring long-lasting performance and value. - **Complete Package**: Each order includes one cube pillow with the firm layer and inner liner, one washable cooling pillow case, clear instructions for use, and a protective box—everything you need for a restful sleep experience. Ideal for anyone seeking relief from neck pain or looking to improve their sleep posture, this pillow combines firm support with cooling comfort. Upgrade your sleep routine today with this reliable and effective solution.