Walmart offers the Intex Classic Downy Twin Airbed Mattress in Blue, model no. 68757WL, for $7.97. Opt for in-store pickup to dodge the $4.97 shipping charge. That's tied with our mention from three weeks ago, the lowest price we could find by $6, and quite cheap for any twin air mattress.
Walmart offers the Intex Raised Downy Queen Airbed with Built-In Electric Pump, model no. 66717E, for $40. (Amazon has it for the same price with free shipping for Prime members.) Opt for in-store pickup to avoid the $4.97 shipping charge. That's tied with our mention from last week and the lowest price we could find now by $6. It features a plush, waterproof flocking mattress top.