BLP1048 Features: * 286 Heat tempered with heavy gauge coils * Heavy 6 gauge border wire for strength and support * On the sides flex clips for ultimate side edge support * Infant side has layer of 100pct organic cotton * Ortho support layer for additional durability * And prevents loss of cushioning material * Toddler side features extra layer of ortho support material cotton top layer for extra comfort * Medical grade cover - laminated cover - anti-bacterial * Non-toxic and water resistant - no pvc - no vinyl, air vents help keep mattress fresh * Made in the USA