Premium Design High-quality gypsum and environmentally friendly non-toxic plastic materials combined with exquisite engraving and coloring process highly revert the shape texture and color of dinosaur fossils. Precision drilling to ensure easy splicing and the assembled skeleton isn't easily scattered. Suggestion The sand of this product is relatively hard you could drop some water on the soil to soften the soil to dig it easier and reduce the dust from scattering around. It would take hours and much strength to dig out dinosaur fossils to improve your patience and adventure spirit exactly suitable for children with over 4 years old. Manufacturered by ShellKingdom. Educational: Helping children improve their hands-on ability and adventure spirit. The process of excavation can take many hours it could exercise the child's persistent quality. After hard digging the children will feel very proud and excited when they see the dinosaur fossils. Finally they can splicing the dinosaur skeleton fragments to commemorate the difficult excavation process. Wide ApplicationPerfect decoration for archaeological theme gathering educational science STEM party favors scientific diy playing museum living room bedroom etc. Gift for birthday & kids & friends. Teaching aids for history and biology classes. Size & PackageTyrannosaurus Rex Length:9.84" Height:6.69" 11 PCS Sturdy Skeleton ( Dinosaur Skull Spine Leg bone Teeth and more ) Durable Digging Kit (Chisel Hammer Brush)and specific instruction.