K-Pop CD CIX - 7th Mini Album 'Thunder Fever'

- Photobook: 1 type (different images for each version)
- CD-R: 1 type (different images for each version)
- Photocard: 2 randomly inserted out of 8 types (different images for each version)
- Document: 1 randomly inserted out of 4 types (same image for each version)
- ID card: 1 randomly inserted out of 4 types (same image for each version)
- Sticker: 1 randomly inserted out of 4 types (same image for each version)
- Logo sticker: 1 type inserted (same image for each version)