Used for only one child, bought almost 4 years ago. Nonsmoking home. Mattress was always covered with a waterproof cover, it is a two stage (one side for infant and one for toddler - $219 new at Amazon). Mattress: Eco Classica III 2-Stage Baby & Toddler Mattress by Colgate Mattress | Organic Waterproof Cotton Cover | Hypoallergenic | Eco-Friendly Foam | GREENGUARD Gold Certified Crib Details The Foothill convertible crib is engineered to grow with your baby into a toddler bed, day bed and full-sized bed. Its graceful lines are adorned by weathered grey molding finished in a specially stained and painted process to accent the wood's grains. The Foothill 4-in-1 Convertible Crib by Million Dollar Baby Classic is engineered to grow with your baby Converts from a crib to toddler bed with toddler rail (included) Converts to a day bed and full-sized bed with conversion kit (sold separately) Non-toxic weathered grey finish has been stained and painted by hand to bring out the unique grain variations of the wood 4 adjustable mattress levels (mattress not included) Matching inset panels highlight the crib's base and backboard Graceful lines enhanced by rich wood molding Suitable for newborns to toddlers 50 lb. weight capacity Assembly required Constructed of New Zealand pine wood Wipe clean with damp cloth Measures 30-3/4" L x 58-3/4" W x 43" H