Cervical Pillow Standard w Memory Foam Back Supports Braces 3 Lbs * OPERATION HUMIDITY Detergents 3 Lbs * OPERATION HUMIDITY AND TEMPERATURE RANGE * 50¯F 104¯F 30% 95%RH * STORAGE HUMIDITY AND TEMPERATURE RANGE * 13¯F 140¯F 30% 95%RH but save more 💲when you buy a pair 👂👂 Contoured to ergonomically support the natural alignment of your neck for outstanding comfort while you sleep * Heat and pressure sensitive memory foam gently cradles your head and neck hanging shape as you move to provide responsive support all night long * Designed to decrease morning pain and stiffness resulting from poor neck support * Helps you maintain proper cervical alignment by filling in the natural contour of your neck without lifting or tilting your head whether you sleep on your back or your side * A larger or smaller contour provides a choice for the most comfortable and supportive height * Composed of hypoallergenic polyurethane foam * Includes a machine washable pillow cover with nylon zipper * Fits any standard size pillowcase * Great retail packaging *