Ergonomic Neck Pillow: If you're still struggling with sleep issues, try Hobest neck pillow, which has an ergonomic butterfly shape and special grooving to fit the body's natural curve and help align the spine, thus relieving neck pain, shoulder pain, stiff arms and other sleep problems. Cervical neck pillow bring you great sleeping! | 2 Heights Design: Struggling to find the ideal height for your bed pillow? Our ergonomic pillows are available in two different heights(4.7 and 5.1 inches), providing you with more options and eliminating the need for constant adjustments while sleeping. You could use the lower when sleeping on your back and the higher side when sleeping on your side | Slow Rebound Memory Foam Pillow: The Hobest Cervical Neck Pillow crafted with high-quality memory foam, which is non-toxic and non-allergenic while striking the perfect balance between comfort and support. Slow rebound menory foam has the characteristic of slow recovery, which can effectively share the pressure and relieve the discomfort symptoms, allowing you to wake up feeling refreshed for a brand-new day | Washable & Breathable Pillowcase: The neck pillow includes a removable and machine-washable pillowcase featuring a convenient zipper, allowing for easy cleaning and maintenance. Crafted from soft and comfortable fabric combined with breathable mesh, the pillowcase effectively absorbs moisture to keep it dry and give you a cooling night | Best Sleep Helper: Sleep takes up 1/3 of our lifetime, a good sleeping pillow is an important factor in improving the quality of sleep. Our ergonomic pillow can provide you a high-quality sleep and is the best gift for your family, friends, and yourself. It is normal that memory pillows may have a slight polyurethane smell after being vacuum-packed for a period during transit. After opening the package, please air the pillow in a cool and ventilated place for 2-3 days