$1,499 to $2,699The Boring Hybrid Mattress for $799: Boring Mattress is a new company founded by two alums from Tuft & Needle. There is just one option: the Boring Hybrid Mattress. But I’ve slept on the hybrid mattress for months now and have yet to feel any pain at all. But everything we've included comes in various standard sizes, usually standard twin, twin XL, full, queen, king, and California king. If a memory foam mattress has this certification, it ensures you're not sleeping on a finalized product that contains traces of things like mercury and formaldehyde.