This one was more of a memory foam type organic mattress with organic latex and when we first got it, I was in love. (wellnessmama.com)
It's actually a double - sided foam type tape and 60 ″ of it can hold up to 15 lbs. (theletteredcottage.net)
Many mattresses contain Polyurethane foam which is treated with chemicals to make a memory - foam type material and to make it more flame retardant. (wellnessmama.com)