The best mattresses on Amazon ship quick and offer lasting support. We found the five best, including beds from DreamCloud, ...

Lucid doesn't offer a generous trial period like some other mattresses in a box, but it is eligible for return within Amazon's standard 30-day window. Returning the mattress to Amazon isn't the ...

Please note that all prices are for queen-size bed-in-a-box mattresses. Check retailers for additional price and size information. $949.00, Amazon Upsides Breathable, minimal motion transfer ...