The water mattress fits the curve of the body. It can not only effectively support the body to relax, but also allow you to sleep well. 50% Medium Wave Water Bed Mattress Product color: purple Product material: PVC Twin: 39x75x7.9 inches X-Long Twin: 39x80x7.9 inches Full: 54x75x7.9 inches Queen: 60x80x7.9 inches King: 76x80x7.9 inches California King: 72×84x7.9 inches 50% Medium Wave Flow Design The interior of this water mattress is completely supported by water, and there is no interval to prevent the movement of water flow. We only need to shake it slightly to produce huge fluctuations. Thickened and Wear-resistant The water bed is made of thickened PVC material, elastic, wear-resistant, durable, high temperature resistant, tear-resistant, it can bring you enough support, we can use it for a long time. Security and Stability Mattress is protected by air side supports around the edges, inflated on the sides and filled with water in the middle. If you accidentally puncture the side, it will only leak air but not water. The water bed has a newly added exhaust port design, which can exhaust while filling water. There is no need to frequently turn off the water and exhaust the air, and it is convenient and quick to inflate. The water mattress comes with an inflatable frame, no additional mattress frame, and it can be placed directly on a normal-sized bed. This water bed for adults can bear more than 2200 lbs, stable and durable, it can provide enough support for your legs, waist and head. Soft side water bed mattress allows the body to fit naturally with the mattress, and it can avoid the emptiness of joints such as the cervical spine and lumbar spine, giving you a comfortable experience. This water mattress adopts a foldable design, which is lightweight, portable and does not take up much space. It is suitable for floor mattresses, frameless beds, travel and camping, and we can install it easily.