Today Only: Intex Pillow Rest Raised Twin Airbed With Built-In Pillow And Electric Pump For $21.99 From Amazon-Inflatable twin airbed with built-in electric pump for home use. As with any airbed, there is a short period in which the material needs to settle and stretch. This usually lasts between 36 and 72 hours, during which Want to continue reading this post? Click here!