HCMF-001-04 Pillow Sold Separately Features: -4-in-1 - Soft half moon bolster (Blue). -Made with high-density memory. -Soft and cozy terrycloth cover included. -Contours the shape of your body providing effective and firm support. -Use this pillow for your lower back while sitting for long periods in the office or anywhere. -Perfect for putting your feet up and relaxing to help ease leg muscle cramps and tired feet. -Provides proper spinal alignment relieving pain and pressure. -Promotes proper posture while sitting upright. -Comfortable and supportive knee and leg elevation. -Relieves back strain and pain. -Promotes right sitting posture. -Gives spinal alignment. -Knee and foot elevation.