Factory Custom Hand Squeeze Whistle for Teachers Referees Customized Outdoor Sports Whistle for Adults and Kids

Technical specifications

Customization guide

• Adjustable Parameters: Customize colors (e.g., team-specific hues), engrave logos/text, or modify keyring materials (e.g., metal for durability).
• Special Needs: Bulk orders can include reinforced plastic for extreme weather resistance or quieter/sounder whistle mechanisms.

Get inspired

Pair the whistle’s bold design with its practicality for sports events, training sessions, or outdoor adventures. The grenade shape ensures easy handling, while the keyring allows hands-free carrying—perfect for referees needing quick access during fast-paced games.

Choose your model

Supplier's note

1. Technical Breakthroughs:

   • Ergonomic Design: The grenade shape ensures a secure grip, reducing slippage during use.
   • Sound Clarity: The Pro Model’s 117 dB output exceeds industry standards, ensuring audibility in loud stadiums.
   • Material Innovation: Military-grade resin in the Pro Model withstands extreme temperatures (-20°C to 60°C), ideal for outdoor events.

2. Optimal Version Selection:

   • Base Model: Ideal for casual users (e.g., PE teachers) needing basic functionality.
   • Advanced Model: Suitable for professional referees requiring durability and moderate sound (e.g., school sports).
   • Pro Model: Designed for extreme environments (e.g., mountain rescue teams) where loud, weather-resistant signaling is critical. With its triple-certified chemical resistance, it also suits industrial safety training.

Comparative Hint: The Pro Model’s sound intensity is 30% louder than traditional whistles, ensuring clarity in noisy settings.