It's been two weeks since I got this mattress, and I've always been a bit wary of the mattress in a box type of mattresses, but I took a flyer on this one, and if I'm being honest, I'm pleasantly surprised! After I unboxed, I waited a full 72 hours to take my first night's sleep on it. Though I'm sure I could have slept after 48, I wanted to wait 3 days. The first night sleep was good, not great, but I attribute that to sleeping on a mattress I've never slept on. As the days went by it has only See full review