An extra firm sleeping surface will provide peaceful sleep for your baby. The Serta Nightstar Extra Firm crib mattress features extra firm, balanced support throughout with heavy gauge coils and full perimeter border wire. Security of edges assured by heavy duty cloth binding with lock stitching. This is stronger than vinyl. Lock stitching prevents the entire binding from unraveling if any threads become loose. It features an easy-to-clean, laminated cover.
Top insider layer is Serta Fireblocker, providing gentle sleeping and added safety using exclusive material, cotton blend top layer ensures extra comfort
Heavy duty coils for strong, even support, balanced support from full perimeter border wire for firm edges when baby is standing
Security of edges assured by heavy duty cloth binding with lock stitching, this is stronger than vinyl, lock stitcing prevents the entire binding from unraveling if any threads become loose