Product informationProduct Name: Water mattressMaterial: Waterproof PVC fabricSize: 220*180cm(With 10 meters water pipe)Product features: safe and thick, long cooling timeProduct use: sofa cushion, lunch break pad, pet cooling pad, mattress, car seat, yoga matCleaning method: wipe with a damp cloth, please do not use washing machine to clean★The weather is getting hotter, the water pad is ice pad, physical cooling, and the ice is cool throughout the summer.★Summer water mattress, it is cool immediately after use.★No need for electricity, healthy and environmentally friendly★Easy to scrub, waterproof and Matters needing attention: 1. When the water is injected more than half of the point, be sure to turn off the faucet in time to avoid the water pipe inside the water bed to break, affecting the service life.2. After the water is filled, there will be air inside, and the mattress will be gently pressed and the water can be gently pressed down to discharge the gas.3. Mattress can withstand the weight of 150kg, do not use objects on the mattress, so as not to break.Fine workmanship, durableIf need any help. please go to your amazon order page ， contact with the seller , you will get what you need.