Double Pipe 150dB Aluminum Alloy Outdoor Emergency Survival Keychain Whistle
Features:
1. Lightweight with key chain, easy to carry;
2. Larger caliber makes louder whistle, essential supplies for outdoor survival;
3. Aluminum alloy material, with the anodization technology the surface does not fade and has longer service life;

Specifications:
Material: aluminum alloy
Max. volume: about 150dB
Surface treatment: oxidation + sand blasting
Color: silver
Product size: 55 x 18 x 10mm/2.17 x 0.71 x 0.39"
Net weight: 23g
Gross weight: 24g

Package Content:
1 x Outdoor Emergency Survival Whistle
1 x Chain