Tektrum Orthopedic Memory Foam Seat Cushion for Back Pain, Sciatica, Coccyx, Tailbone, Spinal Alignment, Hemorrhoids, Prostate, Sitting long hours - Office, Home, Car, Plane, Wheelchair (TD-C-16-GREY)Brand: Tektrum Color: Grey Features: SCIATICA AND LOWER BACK PAIN RELIEF: Provides excellent comfort, support, relieves pressure on the tailbone, coccyx, and promotes proper posture. Eliminating this pressure can help with sciatica relief, tailbone injuries, back pain, hip pain, and hemorrhoids etc. Allows for hours of sitting without experiencing pain, aches, fatigue or soreness. INSTANT COMFORT: Instant comfort on any surface, wheelchairs, office