The Rescue Howler whistle emits a piercing dual-frequency 110dB signal thanks to a dual-chamber, fail-safe, pealess design. Made from unbreakable ABS plastic for a lifetime of trouble-free use.

Features:

• 110dB signal is audible over 1 mile
• Made from unbreakable ABS plastic
• Pea-less design works in all conditions - won't freeze or stick to lips when cold
• Riple-frequency sound cuts through surrounding noise

Specifications:

• Size: 2 1/8" x .25" (ea)
• Weight: 0.2 oz (ea)
• Quantity: 2 Whistles