Sunvalley Brands via Amazon offers the Sable Twin Size Air Mattress for $59.99. Coupon code "RRBPXGMC" cuts that price to $45.99. With free shipping, that's $14 under our October mention, $14 off, and the lowest price we could find. It features a quick 3-minute inflation and a weight capacity of up to 660 lbs. Deal ends January 20.