Introducing the NEW Fox 40 Caul! The Caul is Fox 40’s first fingergrip-style whistle designed specifically to encompass a flexible fingergrip. Composed of a strong polycarbonate body with integrated over-mold CMG technology, Fox 40 has combined the pealess whistle and fingergrip together in one continuous design.

• Dual-chamber pealess technology
• NHL Logo
• Highly-durable yet flexible rubber form-fitting fingergrip
• Strong polycarbonate body with integrated over-mold CMG technology
• Extremely easy to blow
• Crisp and loud sound
• Sound Power: 110 dB

Direct from Fox 40:

Features:

• The Fox 40 Caul® has a traditional harmonized trill tone and clear
  loud sound

• The Cushioned Mouth Grip (CMG®) provides soft contact area and reduces impact on teeth

• Compact pealess design for flawless performance

• Flexible fingergrip fits various hand
  sizes and reduces transfer of impact energy to the hand

• No moving parts to freeze, jam or deteriorate

• Flawless, consistent and reliable

• The harder you blow, the louder the sound

• Easy to blow and cannot be overblown

• Will be heard above ambient noise