Plastic Double Tubes Emergency Whistle with Lanyard

It's double tubes emergency whistle, high pitched powerful noise maker with dual sound chambers, can provide up to 120 decibel dB sound power, enough to be heard over a mile away. Adjustable reflective lanyard and clip, high visibility even in the dark with slider button to adjust length around neck, long lanyards can easily loop through backpack, sailboats, camp hike gear, life jacket, kayak PFD, paddling paddle board, bike. You can also clip the whistle to your belt or shoulder straps for quick and easy use in case of emergency.