Three stage tub "grows" with baby from Newborn (0-3 months, up to 10 lbs.) to Baby (3-6 months, up to 25 lbs.) to a tub big enough for Toddlers A product's "Manufacturer's Age" range on Toysrus.ca & Babiesrus.ca is provided by the product's manufacturer. This suggested age range may be based on what age range the manufacturer recommends will like the product best, or what age range is appropriate based on safety information and restrictions. span itemprop="name">It’s okGot this tub as a gift, loved it at first but then the mesh sling started to get moldy. I tried washing it in the machine by itself and still the same. My baby is just starting to sit up but I can’t rely on just letting her sit on her own in her bathtub without the sling. Have to start looking for another one