User Review: REI Tri-Power Safety Whistle
Source: bought it new
Price Paid: $5
Very loud whistle.
Great loud whistle. It is orange so you will never lose it. However it is big, that might be a downside for some. My wife hates this thing because I am always testing it!
Where to Buy
We found the REI Tri-Power Safety Whistle at 1 outdoor retailer: