Infants need a firm foundation, and Serta's Nightstar Comfort Deluxe Crib & Toddler Mattress provides the support essential for a good night's rest. Other features include: full perimeter border support for long-lasting stability, 104 heavy-duty innerspring coils for strong support, plus a woven cover with medical grade waterproof backing for easy cleanups. 

This firm crib mattress is also GREENGUARD Gold certified. What does that mean for you? It means this mattress meets the strictest standards offered by the GREENGUARD Environmental Institute, which certifies products for low chemical emissions to help improve indoor air quality. So when you purchase this mattress you can spend less time worrying about what your baby's sleeping on, and more time bonding with them.