Three "grow-with-me" stages from newborn bath time tub to big toddler tub, each with optional calming vibrations, help baby relax in a soothing, spa-like bath! secure fabric sling with padded my little lamb infant head support and adorable soft little lamb ears cradle newborns in just the right amount of water. As baby grows, fisher-price my little lamb platinum edition calming vibrations tub "grows, " too! just remove the newborn sling and add the "baby stopper" insert for baby bath time. It puts baby at a gentle recline, helping to prevent slipping and sliding in the tub to make bath time less stressful for both of you. When older babies and toddlers are ready to sit up & play, the baby stopper insert removes to reveal a big toddler tub. The tub fits in most sinks, with a built-in drain plug that makes it easy to drain, clean and dry. And a hook makes it easy to hang on a shower rod or door for easy, space-saving storage!