PRIVATE WAREHOUSE 
This is a die-cast metal, plastic or resin display car model.
From the GoodSmile website:
The Good Smile Hatsune Miku AMG that took first place in the 2017 SUPER GT GT300 class series is now a highly collectible 1/64 scale miniature car! The illustrations of Racing Miku by popular illustrator Tony and innovative color scheme of the car have been faithfully included on the design. The body has been recreated using die-cast materials. Collect all of the GOODSMILE RACING race cars from throughout the years!
- [Size]: Approximately 7cm long, 2cm high
- [Materials]: Die-cast