The BEDGEAR Knee Pillow is a specially designed pillow with an ergonomic hourglass shape to elevate your leg for better hip alignment and reduction of stress on your lower back. It is packed with versatility, such as helping to align your neck when used as a neck pillow and being compact enough for travel. • This pillow features a removable and washable Ver-Tex cool-to-the-touch cover, while our React™ foam filling provides comfort and enhanced support. Elevate your performance in sleep and beyond! • MULTI-USE DESIGN: Featuring an elongated hourglass curve, this one-size-fits-all pillow offers multiple uses, from optimal neck alignment and support to relieving lumbar discomfort and elevating your legs for enhanced relaxation. • INSTANT-COOLING: This ergonomic pillow's Ver-Tex cover is cool to-the-touch and conducts heat away from the body for a cool sleep all night long. The cover can be removed and washed for a clean, cool feel whenever you sleep.