Mattel Cave Club Slate Doll (10-inch, Blue Hair) Poseable Prehistoric Fashion Doll with Dinosaur Pet and Accessories, Gift for 4 Year Olds and Up. Discover the world of Cave Club, a land of exploration, adventure and even dinosaurs! Cave Club dolls spark epic storytelling adventures with neon-bright hair, prehistoric style and adorable dinosaur pets. The world's first artist, Slate has the amazing ability to draw and paint! Slate doll rocks a neon tunic with a paint splatter print and bright, striped shorts. He comes with his prehistoric pet friend Taggy, plus a comb accessory and painting tools -clip the pallet to his wrist so he can tag on the go. Available exclusively online, this set includes a neon-bright hair extension accessory to create bold new looks