Ergonomic & Contoured Design : MISSCOZY Model Number HK30001 ergonomic pillow are thoughtfully crafted to cradle your body’s natural contours providing optimal airflow to help reduce snoring and promote more restful sleep. The side widen cutouts of side sleeper pillows offer a comfortable spot for your top arm keeping it properly angled to prevent shoulder hunching 2 Heights for Neck Relief : This ergonomic pillow high side 12~13cm/4.72-5.11inch, low side 9~10cm/3.54-3.93inch. Back sleepers with cervical concerns can choose the higher side orthopedic pillows featuring two supportive horns which help align the head and neck with the spine for proper support. Other back and side sleepers can opt for the lower side of neck pain relief pillow Breathable Cooling Removable Pillowcase : The cooling pillowcase of anti snore pillow is made from 38% ice silk viscose and 62% polyester. Cervical pillow's breathable design helps keep you cool during sleep. The zippered cover is removable and machine washable for easy cleaning. Note : The Pillow Core of Contour Ergo pillow Is Not Washable About Anti Snore : Only Best for Positional/ Mild Snoring, Neck Fatigue, CPAP Users. Not a cure for evere OSA caused by obesity, nasal issues, or central nervous system disorders CertiPUR-US Certified Butterfly Pillow: The side sleeper pillow is made with rebound memory foam that meets CertiPUR-US standards, complying with REACH and RoHS regulations for safety and environmental protection. The fabric is OEKO-TEX certified, ensuring it is free from harmful substances and safe for skin contact. Adjustable memory foam pillow comfortable material offers excellent support for your head, neck, shoulders and back whether you sleep on your back, side or stomach Orthopedic Pillow with Six Zones : This neck support pillow features six neered areas that align with your body’s natural curves. Pillows for neck and shoulder pain combines the best of traditional pillows its 15-degree inclined hollow surface gently supports your head maintains neck alignment and promotes proper spinal positioning Slow Rebound Memory Foam Pillows : Ergonomic pillows make you enjoy a soft and comfy sleep experience. The memory foam of sleep apnea pillow may have a slight initial scent which is normal. We recommend placing the pillow core in a ventilated cool area for 3 to 5 days after unpacking to allow full expansion and optimal supports NOTE : It is possible for you to experience some discomfort during the first two weeks while your body is trying to adjust to the correct position. Please be patient and give yourself an adaptation cycle for a new pillow New Dual Massage Features : Neck pain pillow with dot massage and textured massage design. Effortlessly comfortable, like nothing's there