Amazon.com: Linenspa 8 Inch Memory Foam and Spring Hybrid Mattress - Medium Firm Feel - Bed in a Box - Quality Comfort and Adaptive Support - Breathable - Cooling - Guest and
Zinus Ultima 8 Inch Medium Smooth Top Full Memory Foam Mattress HD-BTCM-8F - The Home Depot
LUCID Comfort Collection SureCool 10-in Full Memory Foam Mattress in a Box in the Mattresses department at Lowes.com