Bael Wellness Seat Cushion (2 Pack) for Sciatica Coccyx, Orthopedic, Tailbone and Back Pain. NEW CUSHION BUILT: Firm support & medically proven cylindrical panel design to complement body shape with slopes. Thermo sensitive, high quality organic memory foam. Easily washable and removable velour cushion cover. Excellent package for gift. Size - 18.2 x 14.4 x 3.3 (Inches). COMMON COMPLAINTS OF OTHER CUSHIONS ARE TAKEN CARE OF: Heavy duty & high density resilient Grade A memory foam to provide natural balance ball effect. Doesn't flatten even after years of use. Light weighted yet quality velor fabric. New anti-sliding back prevents sliding on any surface. BENEFITS: Relieves back pain, sciatica & coccyx (tailbone) pain naturally. Corrects postures. Mitigates risk of sitting for longer hours. Assists in treatment of pressure ulcers, sciatica, hernia & hemorrhoid. FOR ALL SEATS: Perfect cushion for any seat - office chair, car seat, general automotive, patio chair, dining chair, kitchen chair, truck seat, airplane seat, wheelchair, stadium seat or even for flat surface and outdoor. BETTER THAN COMPETITORS: This seat cushion offers unique additional benefits over competitors such as natural balance ball effect. Organic & thermo sensitive memory foam. Easy to carry built-in handle. Water resistant carry box. Anti-sliding grip in back. Well-known brand with better quality control. Personalized customer support. MORE IMPORTANTLY, THIS SEAT CUSHION RELIEVES BACK PAIN NATURALLY!!