Pediatricians generally consider play yards, such as the Graco Pack ‘n Play, a safe every-night sleep environment for babies. Play yards are subject to new Consumer Product Safety Commission (CPSC) standards approved in 2012 and therefore might be the safest choice.Click to see full answer. Then, is Pack N Play mattress safe?No, just the firm pad that comes with the pack and play. I recommend a pack and play mattress if you want your baby to have a bed to sleep on for the long term. The pad the playpen comes with is safe, but not comfortable at all.Also Know, how do I make my pack n play mattress more comfortable? Try watching this video on or enable JavaScript if it is disabled in your browser. Cut the foam pad. Cut the foam pad into four sections. Arrange the cutouts in the play mat. Place the fitted playard sheet on the pack n play. Place your DIY mattress in the pack n play. Also to know is, is there a mattress that fits a pack and play? A mattress for Graco Pack n Play measures usually between 1-3 inches thick. This means that you will not be able to use a standard crib mattress in a Pack n Play or the Graco pack n play mattress pad in a standard crib.Can baby sleep in bottom of pack n play?The bassinet insert of the pack and play gets lowered to the very bottom, so sleeping in the bottom is no different than sleeping in the bassinet portion. There is a built in padding, and you can buy sheets for it. It isn’t super soft, but it shouldn’t be for babies.