Just need to inflate again for 30 seconds to make the mattress more solid. Durable: The air mattress is made of high-quality PVC and has surface flocking that adapts to the ambient temperature, ensuring a good quality sleep. Design: This 18.5 twin air mattress uses air coil beams to surronding frame support, evenly distributes weight throughout the air mattress. This 5-litre foot pump will make blowing up inflatables like paddling pools, beach balls and airbeds at home or on holiday an absolute breeze! The air pump... Warm Tips:In the initial use, due to the ductility of pvc, the inflatable mattress may become soft within a week, this is a normal phenomenon, not caused by air leakage. Dimension: The air mattress measures 77 x 38 x 18.5 and can hold 220 pounds. IULULU Air Mattress, Inflatable Blow Up Airbed High Capacity Pump Non-Slip Bottom, 16 inch, Twin Blow Up Mattress DIMAR GARDEN King Size Air Mattress Blow Up Bed, Inflatable Bed With Twin Air Mattress Included travel storage bag and repair patch. Shop Caltric Stator Gasket Compatible with Yamaha Raptor 80 Yfm80 Yfm-80 2002-2008 online at a best price in Nigeria. B00O45T328 Note: Please do not wear or carry sharp objects to use the inflatable mattress.