‎36"L x 36"W

Polyester Perfectly fit for all standard square playard mattresses. If you have a Square Graco Pack N Play TotBloc Play Yard mattress or Joovy New Room2 Portable Playard mattress or Delta Children 36" x 36" Play Yard etc, or any other square mini crib / playpen, this playard mattress cover is a perfectly choice for you. Ultra Soft: Featuring a 100% soft micropeach sleep surface and filled with soft polyester fiber, no more worry for leaky bottle messes, or potty training misses. Designed to provide relief for asthma sufferers and your baby’s sensitive skin.