* SLEEP PAIN FREE - Supportive back pillow for sleeping reduces lower back pain by offering support to the lumbar area for a comfortable nights sleep. Also can be used as a knee pillow or as a leg pillow for lower back pain. Back pillows for sitting in bed. Make yourself comfortable with Kolbs pillows for sleeping. Kolbs the leader in medical memory foam pillows. * MEDICAL GRADE COOLING MEMORY FOAM: The high density core is made from medical grade cooling memory foam to ensure a soothingly soft feel with just the right firmness and proper support. The cooling memory foam offers a comfortable night sleep eliminating the heat buildup associated with standard memory foam.