Dolls and playsets inspired by Barbie and Chelsea The Lost Birthday take young imaginations on adventures packed with exploration and animal friends! Kids ages 3 to 7 years old can dream up all kinds of stories with this adorable set featuring Chelsea doll, her pet turtle and everything the pals need for a wild day on the water. Seat Chelsea doll on her towel and slather on some sunblock, then dress her in a snorkel, sunglasses and sandals and hit the water with a flamingo-themed floatie! Doll cannot stand alone. Doll and inner tube do not float in water. Colors and decorations may vary.​