Two-layer design (memory foam on top of a highly resilient base foam) provides enhanced comfort while preventing the pillow from being compressed into "flat" * Great for home use or take it with you while traveling * Can be used as a knee support pillow, lumbar support pillow, leg spacer, or neck pillow * Size: 20.5" x 8" x 4.5" * Every product comes with the trademark InteVision on its package