GREAT FOR OFFICE CHAIR, DRIVING AND TRAVELING: Provides comfort on most hard surfaces;ASSISTS IN BACK PAIN & SCIATICA RELIEF: Ergonomically designed, provides support and comfort,Great for office use, truck drivers, frequent travelers, sporting events and pregnancy,NO MORE SORES: Recommended for long periods of time sitting, reduces pressure and risk of sores,Leight-weight Orthopedic Cushion for Car Seat, Wheelchair & Couch 10 pck, Leight-weight Orthopedic Cushion for Car Seat, Wheelchair & Couch The ergonomic contour design further promotes proper spinal alignment and healthy posture. If you are suffering from back pain or bad posture from extended hours of sitting this will be your best friend. Our cushion may not provide back pain relief for every condition. Help Relieve Pain From: - Back Pain & Sciatica - Coccyx / Tailbone - Sitting long hours - Spinal Alignment - Herniated Discs - Pregnancy - Piriformis Syndrome Important Product Information: MEMORY FOAM IS HEAT & WEIGHT RESPONSIVE: Firmness for all memory foam products changes with temperature. Your cushion will feel Plusher in warm and firmer in cold temperatures. Room temperature is ideal for optimal performance. ComfiLife Coccyx Cushion will provide less support with increasing weight. Always consult your physician before using this product for specific health conditions. Dimensions: 3.0 inches (H) x 18.0 inches (W) x 14.0 inches (L) Weight: 8.0 ounces