[Wake Up Refreshed – Ergonomic Design for Pain-free Sleep] Besyodo memory foam pillow is scientifically contoured to cradle your head, neck, and shoulders in perfect alignment. Dual-height design adapts to your preferred sleep position whether you're a side, back or stomach sleeper. The slow-rebound memory foam gently supports your spine's natural curve, relieving pressure points so you shift positions effortlessly and wake up feeling rejuvenated, not achy. Say goodbye to restless nights and hello to deeper, more restorative sleep! | [Two Heights – Custom Support for Every Sleeping Style] The standard dimensions are 25.6 x 15.7 inches, with slight variations of 0.5 inch due to manual measurement. Our memory foam neck pillow has 2 different curve heights on both sides (H:5.6/3.8 inches), so you can choose the side which is more suitable for your sleeping posture and enjoy a comfortable sleep. The cervical pillow for neck pain relief is suitable for all kinds of sleeping positions, such as side sleeping, stomach sleeping, back sleeping and low pillow sleepers etc. | [Premium Slow-rebound Memory Foam – Soft & Supportive] Not all memory foam is created equal! Besyodo's neck pillow features high-density, slow-rebound foam that's CertiPUR-US and Oeko-Tex certified—free from harmful chemicals. Unlike cheap pillows that sag or trap heat, ours evenly distributes weight while staying breathable and temperature-neutral. The responsive yet firm feel ensures your head and neck stay supported without sinking too deep, so you stay cool and comfortable from dusk till dawn. | [Ultra-Breathable Cover – Stay Cool & Hygienic All Night] The contour side sleeper pillow comes with a skin-friendly ice silk pillowcase that allows heat to escape and fresh air to cycle in. The cooling pillow cover is made of breathable fiber fabric that fits perfectly with our skin, keeping you cool and refreshed during the night. Give you the health and comfortable sleep you want! The soft and skin-friendly pillowcase is removable, has a zipper and is machine washable. | Tips: Memory foam pillows will have a very slight smell after being transported in a high-temperature and airtight environment. This is a normal phenomenon. After receiving it, please store in a cool and ventilated place for 3-5 days. Please note that comfort varies by individual and may be affected by factors like body shape, sleep position, and neck curve. Besyodo pillows are not for medical use. If you have sleep disorders, please consult your doctor. And if for any reason you're not satisfied with our pillow, please feel free to contact us. We strive for the quality of our products and promise top-quality products and customer service.