The Progrise Keys (プログライズキー) are SD card/key hybrid devices used by the Riders in Kamen Rider Zero-One that contain the power of animals.
The Metal Cluster Hopper Progrise Key (メタルクラスターホッパープログレイズキー) is used by Kamen Rider Zero-One to access his super form, Metal Cluster Hopper. It was manufactured by Yua Yaiba at the request of Gai Amatsu.
⚠️ WARNING: CHOKING HAZARD – Small parts. ⚠️
This product is imported and is for adult collectors aged 15+ only.