1. Wide Application: Size of 11'16', our pillow has wide applications that you can use it pretty much everywhere in your life. Slide the strap on your pool lounger or outdoor chairs, its water, stain, and oil resistant feature let you enjoy the summer pool fun, while adding extra comfort of neck support. Use it as a lumber support on your road trip and use it as a pillow in your sleep bag. Work from home and in the office, it fits most of the office chairs to help relieve back tightness. 2. : Removable, machine washable and sturdy cover made of top premium soft jacquard fabric with stain, water, and oil resistant finish, resists fading in direct sunlight. Filled with flame retardant polyester, providing a breathable, soft feel yet comfortable support of your neck or your lower back. 3. Elastic Adjustable Strap: Sturdy adjustable strap stretches to accommodate chair backs from 16in. to 65in, ensuring the pillow stays on the chair without any slipping or sliding. 4. Hidden Zipper Closure Design: Hidden Zipper design makes it easy to remove the shell for a through clean, as well as keeping your hair from getting stuck and providing a sleek look to use the pillow as a decorative piece on your sofa.