A knuckle keychain Weighs 30g (primary data); ~27g (secondary note).
Details
- Cultural Retro Design: Monkey Head Whistle (retro style) embodies mythological aesthetics (Sun Wukong theme) for collector appeal.
- Emergency Utility: Integrated survival whistle enables high-decibel distress signaling (e.g., outdoor rescue scenarios).
- Durable Material: Brass construction ensures corrosion resistance and long-term structural integrity against daily wear.
- Compact Portability: 5.3cm length × 1.7cm width and ~27 — 30g weight optimize effortless carry on keys, bags, or gear.
- Dimensional Precision: 5.3cm × 1.7cm profile aligns with ergonomic keychain standards, ensuring compatibility with car ignitions/key rings.
Use & Carry
Suitable for everyday carry and personal safety.
Specs
| Product Category | (Keychain Accessory) |
| Design | Monkey Head Whistle (Retro) |
| Material | Brass |
| Weight | 30 g / 1.1 oz |
| Dimensions | Length: 5.3cm × Width: 1.7cm |
| Core Function | Survival Whistle + Keychain Attachment |
| Theme | Sun Wukong (Monkey King) |






















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