The Side Sleeper Pillow's unique shape offers perfect support and has a unique notch for your neck, offering the right amount of support as you sleep on either side. Can also be used as a back wedge or reading pillow. Each Sleep Yoga® Posture pillow was designed with the help of a Chiropractor and is made in Southern California. Our pillows are covered with a blended fabric of Cotton and Coolmax, making it soft, cool, and fresh. Each pillow is 100% Hypoallergenic and machine washable and dryable on a low setting for easy care. The result is a sleep product with the quality and benefits you have probably never seen nor experienced before. is hypoallergenic; and offers superior quality and lasting volume.The Sleep Yoga® Side Sleeper Pillow's unique shape offers perfect support for side sleeping. Our Side Sleeper pillow has a unique notch for your neck, offering the right amount of support as you sleep on either side. The two over-filled sections helps provide ultimate comfort and better alignment for your neck as you sleep and the pillow can be rotated to achieve just the right fit as you sleep. Ergonomically designed. Unique shape offers perfect support for side sleeping. Two over-filled sections provide ultimate support for better alignment for your neck. Rest your arm while side sleeping to help keep your shoulder joints aligned. Helps avoid shoulder slouching and creeping forwarding. Perfect for those who love to snuggle their pillow while side sleeping. Designed and assembled in the USA.