Package contains: 1 piece of orthopedic seat cushion. Material: foam. Size: 44x41x7.5cm. Weight: 0.55kg. Color: Navy blue & nbsp; Ergonomics: The design of this pillow is ergonomically designed to distribute your weight on the seat. This wedge-shaped pillow can reduce pressure on the tailbone. Our high-quality memory foam seat cushion can react to the body and adapt best to your body shape. Strong foam compression and cushioning ensure maximum comfort & nbsp; Offer comfort and reduce stress: An ergonomic shape with an opening in the middle allows our ring pillow to reduce the pressure on the pain-sensitive areas and thus the unpleasant pressure evenly on the outside to distribute & nbsp; Suitable for Any Position: This pillow offers instant comfort on any hard surface. Office chairs, kitchen, dining room, living room, patio and even wheelchairs. Great for car seats, truck drivers, drivers, wheelchair users, pregnant women Old & nbsp; Customer Service: If you have any questions, please contact us. We will get back to you within 24 hours. We will do our best to meet your needs. Seat ring, Zorara seat cushion orthopedic, seat ring after surgery, tailbone cushion memory foam round, orthopedic seat cushion for office chairs, pregnancy, hemorrhoids, tailbone relief & nbsp; Breathable and comfortable, groove design. Refreshing feeling, heat dissipation & nbsp; According to the ergonomic design, it promotes smooth blood flow to the buttocks and prevents blood flow to the buttocks when sitting for a long time & nbsp; Round central opening design, ventilated and ventilated, the arched height ensures the absorption of the pressure of the caudal vertebrae, the body feels relaxed and becomes after long sitting no pressure exerted on the caudal vertebra Detailed Information: Material: foam Size: 44x41x7.5cm Weight: 0.55kg & nbsp; Color: Navy Blue Package contains: 1 piece of orthopedic seat cushion