Features: Human skeleton model explore mysteries of human skeleton. Made of material safe and durable to use. 10.5 * 10.5 * 35cm assembled size. Simple assembly method play and learn. Recognize specific names of bones in various parts. Flexible joints are key to realize various movements of human body. It can not only exercise hands-on ability but also learn knowledge. Stimulate interest and learn to analyze and think in exploration and observation. Best STEM education gift. Specifications: Model: TXL-117/TXMR-025/TXMR-026(optional) Material: Package Size: TXL-117: 22.5 * 16.5 * 6cm / 8.9 * 6.5 * 2.4in TXMR-025: 25 * 25 * 5cm / 9.8 * 9.8 * 2.0in TXMR-026: 30 * 18 * 6cm / 11.8 * 7.1 * 2.4in Package Weight: TXL-117: 168g / 5.9oz TXMR-025: 208g / 7.3oz TXMR-026: 280g / 9.9oz Packing List: 1 * Model Kit