AUGSUN 10 Pcs Safety Whistle Marine Whistle Plastic Whistles with Lanyard for Em
Special design: These survival whistles can be threaded lanyard or directly clipped on the pocket of clothes or wherever you want to clip, its cord can be hanged around your wrist and neck. Double tube design，each whistle can produce high and low frequency sounds.
6PCS Safety Survival Whistles with Adjustable Reflective orange
Adjustable Reflective Lanyard: Reflective design has high visibility through light irradiation in the dark. Easy to Use: These survival whistles are easy to emit high-pitched sounds and can be heard from far distance,back clip's design makes it easier for you to use it.