Walmart discounts the Spa Sensations 12" Gel Memory Foam Comfort Mattress with prices starting from $119.99 with free shipping, as listed below. It features a 2" top layer of Theratouch gel memory foam, a 3" comfort foam layer, and two base layers of high-density support foam. The sizes:
  • Twin for $119.99 (low by $19)
  • Full for $159.99 (low by $39)
  • Queen for $185 (low by $115)
  • King for $219.99 (low by $141)