Use it as a spacer, leg pillow, or lumbar support to improve your comfort while sleeping. Designed for all sleeping positions and multiple uses: both as a bed and cushion pillows, it is widely demanded across our huge customer base. This pillow for side sleepers is made from high-density foam so that the pillow lasts for a very long time. It can also be used as a pregnancy pillow: pregnant women can use this leg pillow as a body pillow to support their legs. Best Knowledge for Visit Sleepsia and learn "Half Moon Multi-Purpose Memory Foam Pillow- White".