The Sealy® Butterfly™ Breathable Knit Crib and Toddler Bed Mattress is USA made. The American-made foam is CertiPUR-US Certified for top quality and does not contain toxic chemicals. This mattress is designed for both standard-size cribs and toddler beds. It is lightweight and is easy to lift for changing crib sheets and pads. The breathable knit cover is soft and airy on baby’s skin while a waterproof barrier protects baby and the inside of the mattress from stains and odors. The mattress cover zips off for easy washing and ultimate cleanliness. The Sealy® Butterfly™ Breathable Knit Crib and Toddler Mattress ships compressed and rolled in a small box for convenience. The safety-tested foam rolls out flat to snugly fit your baby’s crib.