Tyrannosaurus Dinosaur Model 4D Puzzle TRex 3D 3" Tyrannosaurus Dinosaur Model 4D Puzzle TRex 3D Tedco 3" Packed in a 5.5" x 4.5" box, this model is approximately 3" and consists of 23 pieces. It features: # Master Sculpturing # Detachable Parts # Highly Detailed Finish This 4D puzzle (3D + Details!) has facts about T-Rex on the back of the box. Museum quality fine detailed sculpturing and hand painted. Great gift for the future paleontologist!