Sleep is essential, and while babies might not sleep through the night until they’re about three months old, a comfy crib is necessary. The baby mattress is the foundation of comfort for your little one, so here are a few of the best, for every budget:

For kids who like to sleep on their stomachs. Amazon

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This mattress features innovative ‘breathe-thru technology’, which allows for airflow and reduces the risk of suffocation and inhaling carbon dioxide. Parents of babies that roll often in their sleep can rest easy, since this mattress is also Greenguard Gold Certified, which means it has the lowest VOCs (volatile organic compounds) and no allergens, glue, or latex. It’s also 100 percent recyclable.

Perfect for playards, too. Amazon

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This foam mattress is a great cushion for playards, transforming the enclosed play areas into a sleeping nook for babies six months and older. It is antibacterial with a waterproof lock stitched binding (which is great for leaks or accidents), and comes with a 30-day warranty.

A great choice at a lower price point. Amazon

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This Greenguard Gold certified mattress boasts a firm fiber core and a waterproof vinyl cover that is easy to clean. It’s lightweight and designed to be extremely durable. It’s a solid option that’ll let your baby sleep easily and won’t break the bank.

A mid-range pick that’ll transition with your baby. Amazon

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One side of this mattress is firmer, made for infants. When your baby gets older, simply flip this mattress to the soft cushion side to support them in their toddler years. For babies with sensitive skin, this mattress is perfect since it’s made out of organic cotton. This mattress fits standard, full-size cribs and toddler beds, and has a washable cover that is easily removable. It comes with a 10-year warranty and is both GreenGuard and CertiPUR certified.