1. Material: plastic
2. Function: flash, music, sound, etc.
3. Memory training increases instantaneous memory ability
4. Sturdy and durable, long service life
5. Weight: Square 67g; Hands 95g; Shaped 126g; Handle 223g; Steering Wheel 255g
6. Dimensions: Square 6x6x2.6cm; Hands 8x8x3cm; Shaped 10.5x9.5x2.7cm; Handle 15x10.3x5.5cm; Steering Wheel 16.5x16.5x3.5cm