Car Seat Back Support Cushion - Foam Seat ChairMade of High Resilient and High Density Memory Foam Can Mold or Conform to Your Owm Proportions Extents From the Base of the Spine Up To the Lower Mid Point of the Back Improve Your Posture , Reduce Stress to the Back and Alleviates Lower Back Pain Using the most advanced physical design, correct back sitting pose, remain sedentary at the waist to relax Material: High Density Memory Foam Size: 45*39*14CM CLICK ADD TO CART TO GET YOURS Satisfaction