Welcome to buy products: Product name: Inflatable sofa cushion Material: 190T polyester cloth Product composition: material 190T Oxford cloth (polyester fabric) + PE inner bag Number of floors: two floors Best Use: Backpacking, Camping, Hiking, Noon break, Travel, Beach Size: tiled: 250×75cm, stowed size: 39×17cm, inflated size: 190×70×50cm Bearing weight: 200kg Features: Double layer lazy sofa, fast inflatability, easy operation and use. Air leakage design, high strength fabric, strong carrying capacity. Square-headed style, just functions like with a headrest. With portable bag, easy to store and carry outdoors. It can also be used on water, great for recreation, leisure, rest, sleep etc. Operation method: Open the product, shake it first, then open the bag, run a few meters forward, and fill it with 70% air. If you're indoors, try using an air conditioner or electric fan to blow air at the air intake. When sealing, roll it up along the sealing strip, be sure to roll it until you can’t roll it up, then bend it down after rolling, and fasten the lock. notes: Due to the difference in lighting and screen settings, the color of the product may be slightly different from the picture. Due to different manual measurements, please allow slight size differences. Note: No need for and inflator pump, it can be inflated against wind in no more than 10 seconds. Please keep it away from fires, hard objects or any sharp items. Please do not jump on it. How To Use: 1. Take it out from storage bag, then hold and shake it aginst wind, air will enter automatically. 2. Roll the seal for 2-3 times and button it up. Product packaging: 1×Air Beds Product type: Air Beds