Alleviates cervical pain during naps with an armfriendly design that keeps the arm comfortably positioned underneath, preventing numbness and pressure discomfort. Includes a 360degree rotating fan for summer use, offering adjustable airflow direction to prevent stuffiness and improve air circulation for more comfortable sleep. Versatile for various sleeping positions with adjustable height settings, suitable for individuals of all ages to ensure neck and shoulder support. Made from density memory foam that retains its shape and density over time, featuring a removable and washable pillowcase for easy maintenance. Use scenarios Home or office naps: supports the neck and keeps the arm under the pillow, reducing discomfort during short rests. Hot or humid nights: the builtin 360degree rotating fan and adjustable airflow help maintain airflow and comfort, aiding better sleep. Shared use across ages: adjustable height settings adapt to different sleepers, from children to adults, ensuring proper neck and shoulder alignment.