Some boxes will be approximately 42 inches tall, 20 inches wide and 20 inches deep and can weigh between 60 and 120 pounds.

Our analysis of how well a mattress maintains its original shape, height, firmness, and side/back sleeping support after 8 years of simulated use. A measure of how much vibration is transmitted ...

One thing to keep in mind: there do appear to be some reviews for the 12-inch and 10-inch Linenspa Memory Foam Hybrid Mattress mixed up with reviews for the 8-inch version, so do check which model ...