Orthopedic Memory Foam Seat Cushion Tailbone Hemorrhoids Ergonomic donut cushion for office chair, car, wheelchair, bedsores, postpartum, sciatica [Shape Memory Foam Seat Cushion for Office Chair] - Made of dense, comfortable premium foam. It lifts your body to stabilize and align your spine, so you can sit perfectly for long periods without feeling uncomfortable. The hardness of this pillow varies from person to person. [ Ergonomic design for pain relief] - The office chair cushion makes any hard surface more comfortable. Provides additional support, which helps maintain good posture thanks to the donut pillow and natural curvature of the spine. Reduces pressure on the tailbone and tailbone, thereby reducing hemorrhoid pain, tailbone and tailbone pain, back pain or ulceration. [Highest quality mesh cover] - Our chair cushion comes with a removable and breathable black mesh cover that provides better ventilation and allows you to sit without feeling hot or sweaty. The tailbone bud cushion provides the perfect balance for hours of comfortable sitting. [Pain Relief Donut Pillow] It provides the extra support needed to maintain proper posture and natural curvature of the spine. The relief seat cushion allows you to sit straight without pain by relieving the spine discs. [Lightweight and portable] - Use the hemorrhoid donut in your home office as a donut pillow, on the road as car seat cushions or as wheelchair cushions. Perfect for any type of office chair, travel, plane and wheelchair. Color: Black Jacket material: polyester Filling material: memory foam Product size: 42x34x7 cm Package Details: 1 x aftershape memory foam cushion