Size and quality: The chair cushion is about 55 x 55 x 13cm. The dining chair cushion is woven from durable and supportable high-density polyester, which can bear the weight of the human body while maintaining its shape and depth. 7cm (5.1 inches) thick, enough to support the weight of the body, soft without losing support. Seat Pads With ties: The seat cushions for dining chairs is equipped with two straps, It is not easy to slide, has good stability, don't worry about the mat sliding so that you can get a comfortable body feeling and relieve pressure on the buttocks. Multifunction & Multi-scene: The chair cushion can provide long-lasting support and comfort when sitting, help reduce pressure on your back and knees. The soft and thick cushion can relieve back pain caused by sitting down for a long time. Designed to reduce stress, relieve pain and provide comfort, can be used in home, office, and travel. Cleaning & Maintenance: Machine washable or hand washable, and hands can be liberated. The chair pads are not waterproof, so avoid using them in rainy or humid outdoor environments. Scope of Application: Best gifts to family & friends.Suitable for indoor dining chairs, office chairs, car seat cushions, outdoor garden chairs. It can be also used indoors as a floor cushion.