This high quality bassinet mattress provides your little one with a comfortable place to sleep. Made of firm, high density foam that is 1.5 inches thick, it will securely support baby without being too soft or plush. The mattress comes with two soft, waterproof covers that easily zip on and off for quick changes. This allows you to always have a fresh, clean surface without interrupting baby's sleep. The covers are also handy for times when one may need to be washed. With its simple yet durable construction and practical features, this bassinet mattress is a thoughtful addition for any nursery.