Slumberjack SJF7890 Emergency Cot for $39.99.  Shipping is $5.00 for a total of $44.99 shipped.  Here is a screenshot for your reference.  This emergency cot features "no-squeak" aluminum frame with steel reinforced end bars, 600D x 300D polyester fabric, and can be used for emergency and disaster preparedness, overnight guests and camp-outs.  Most places have it for about $54.