If you want to make the purchase of a mattress without the need for something else to prevent the wetness, you have the benefit of the Sealy soybean foam core crib mattress, which is wetness resistant. The Sealy Soybean foam core crib mattress is light in weight and fits well into the crib of your child, so your baby will not run the risk of falling from the edge of the bed. The Sealy Soybean foam core crib mattress makes it very easy for you to change the sheets when you want to. This is one of the few mattresses that does not sag and achieves this end without the help of springs inside the mattress. It is made of comfortable foam that conforms to the curves on the body of the child so that his spine is protected and he sleeps well. Sealy Soybean foam core crib mattress is ecologically friendly as it is made of soybean, a material that is renewable. Soybean foam if free from allergens and so the health of your baby is protected, especially if he is prone to getting allergies.