Emergency Whistle, 2PCS Premium Safety Survival Whistles with Lanyard Keychain, High Pitch Double Tubes for Outdoor Hiking Camping Hunting Fishing Boating

Super Loud: double-tube whistle is extremely loud and easy to blow. Sound power provides up to 120 decibels, enough to be heard at long distance.
Premium Quality: Made by aluminum alloy material, strong and durable. Easy to Carry: with key chains and hanging ropes, so it can be tied to backpack, belt or hanging around the neck.
Pea-Less: Emergency whistle blows wet or dry.