Survive Outdoors Longer Slim Rescue Howler Whistle 2/Pack Orange. the slim design weighs mere grams and is perfect for a mountaineering or a hiking trip when weight really counts The SOL Slim Howler Whistle will work in all conditions and won't jam or freeze. Specifications for Survive Outdoors Longer Slim Rescue Howler Whistle: Manufacturer: Survive Outdoors Longer Color: Orange Size: One Size Weight: 0.2 oz Dimensions: 0.875 x 2.25 x 0.3125 in Features of Survive Outdoors Longer Rescue Slim Howler Whistle: Pes-less design Audible for up to a mile away 100db Slim design Weighs only grams Package Contents: Survive Outdoors Longer Slim Rescue Howler Whistle Survive Outdoors Longer 0140-0010: Slim Rescue Howler Whistle 2/Pack Orange