everlasting comfort bolster pillow for legs and back - pure memory foam half moon sleeping pillow everlasting comfort versatility, comfort, and support all in 1 cushion. our 100 percent memory foam cushion uses heat responsive technology to adapt to your body's curves and provide just enough compression yet keeps its shape forever. our half moon pillow can be used in a variety of positions and can function as a lumbar support, leg pillow, neck pillow, sleeping pillow, pregnancy pillow, yoga bolster pillow, foot rest and more. lab tested, our bolster pillow has earned the standard 100 label by oeko-tex, for use of high quality and safe materials. discover uncompromising support in all your everyday activities with everlasting comfort's half moon bolster pillow.