1. Office chair cushion: If you want to sit more comfortably, choose our products. The cushion adopts the latest technology slow rebound memory foam pillow core, which provides support hardness while giving you a softer comfort. High-quality memory foam can sense the memory curve of the human body and perfectly shape according to your body shape. 2. Memory foam cushion honeycomb ventilation design: the most unique design, the back of the cushion is hollowed out, relaxes the coccyx and helps correct sitting posture. The memory foam is hollowed out and perforated, which is more breathable and comfortable. The U-shaped cushion is ergonomically designed to relieve pain caused by long-term sitting, such as sciatica, herniated disc, coccyx injury, lumbar strain, etc. 3. Multifunctional application of office chair cushion: suitable for people who sit in the office for a long time, or patients with acne, as well as pregnant women and drivers. Great for car, truck, train and airplane travel, classroom. Put it on the floor for yoga, meditation or as a kneeling pad for tasks. 4. Car seat memory foam is portable and durable: high-quality memory foam, gel rubber bottom, portable handle, removable breathable cloth cover, 1.7 x 2.7 x 3.75 inches, suitable size! Perfect gift for elders, friends and lovers~you deserve it!