Walmart offers the Spa Sensations 5" Twin Memory Foam Youth Mattress
in Fuchsia or Blue, model no. YB-500T, for $69.88
with free shipping
. That's $9 under our mention from two weeks ago and the lowest total price we've seen. This mattress can be used with a platform bed, daybed, bunk bed, or traditional bed and features a moisture barrier, polyester terry cover, and two layers of foam.