SimplySleeper SS-SNG47T Premium Twin Air Bed with Rechargeable Battery Pump (Puncture & Stretch Resistant!). Best material in the market! Highest Quality and Super Durable DurmothaneTM Polyester Laminate Material Easy-to-use patented integrated built-in rechargeable lithium battery operated pump. (Super quick wall plug charger included.) Inflates to 76.5" x 43" x 9" (Super strong I-Beam Coils Construction) Unique three-layers of puncture resistant, lightweight (10 pounds), stretch resistant, soft touch and air-tight materials Automatically (No Touch) Inflates and deflates the bed in 60 seconds - FAST!