Normally sold for $70 despite a retail price over $100, Smart Bargains marks down the Aerobed Guest Bed Instant Air Mattress to $59.98. Plus, new customers can activate this 15% off coupon and pay just $50.98 or returning customers can get free shipping with $100. A great buy for those who travel or have guests, the Aerobed Guest Bed comes with a pump, inflates in less than a minute, has a built-in raised pillow and is available in a twin, full or queen size for the same price (usually bigger sizes are more expensive). Shipping is $9.95 and sales tax is charged in CO, KY, MA, NC, NY. The price is valid today only (through 3am EST).