CHIROPRACTOR and DR RECOMMENDED- Due to it extreme comfort and great success rate Dr.’s will recommend the donut pillow to decrease and pressure pain and increasing your comfort while sitting. In addition it promotes proper spine alignment. This is especially great for right AFTER BIRTH. RELIEF PAIN & INCREASE COMFORT- Due to the pillow's contoured shape the pressure while sitting will be evenly distributed alleviating much of the pressure on your coccyx and tailbone thus decreasing any hemorrhoid pain coccyx and tailbone pain back pain or sores.. HIGH QUALITY MEMORY FOAM & FABRICS The High Memory foam in the donut pillow will allow you to sit for a long time without getting uncomfortable as it won’t flatten over time-will provide utmost comfort while sitting. temperature and pressure sensitive; will contour to the body's shape to provide optimal comfort TO BE USED EVERYWHERE! - Donut pillows are so easy to carry so it is great for travel too. It works everywhere with a seat such as the plane bus car wheelchair office chair or home. take it along to wherever needed. MACHINE WASHABLE COVER-CAN BE USED EVERYWHERE-The portable donut pillow can be taken with you all over and can be used on any kind of chair-WHEELCHAIR OFFICE CHAIR PLANE CAR...etc. The cover can be easily removed to machine wash to get it looking fresh and clean.