General description This ergonomic adult car seat booster cushion is designed to provide comfortable seating in various environments, including cars, offices, and homes. It effectively relieves pressure on the back, hips, and tailbone, making it an ideal choice for travelers, pregnant women, and office workers. With its super thick design, this cushion enhances seating comfort and safety. Technical specifications Dimensions: 40 x 40 cm Thickness: 12 cm (with a possible error of 1 cm due to manual measurement) Filling: 20% down cotton, 80% 7D cotton Fabric: 100% polyester, soft and breathable Usage This versatile cushion can be used in various scenarios, including: Office chairs Car seats Airplanes Rocking chairs Wheelchairs Gyms Private homes Garden chairs Other information The non-slip design features grooves to prevent sliding. Exquisite workmanship ensures durability.