Welcome to our store！</br> 1、Creative two sound holes design giving out 80 -100db voice, high frequency and loud. 2、Using tough plastic, lightweight and good quality, durable and portable. 3、The back clamp ensures extra security for preventing it losing and enables you to clip it on your waistband or other available places. 4、Supplied with snap clip, convenient for you to hang it anywhere. 5、It can be used for many situations, mountain rescue, marine safety, evacuation, warning, fire wardens, sports training, etc. <strong><span style="font-size:16px;font-family:Arial;">Features:</span></strong> <ul> <li> <span style="font-size:16px;font-family:Arial;">Creative two sound holes design giving out 80 -100db voice, high frequency and loud.</span> </li> <li> <span style="font-size:16px;font-family:Arial;">Using tough plastic, lightweight and good quality, durable and portable.</span> </li> <li> <span style="font-size:16px;font-family:Arial;">The back clamp ensures extra security for preventing it losing and enables you to clip&nbsp;it on your waistband or other available places.</span> </li> <li> <span style="font-size:16px;font-family:Arial;">Supplied with snap clip, convenient for you to hang it anywhere.</span> </li> <li> <span style="font-size:16px;font-family:Arial;">It can be used for many situations, mountain rescue, marine safety, evacuation,&nbsp;warning, fire wardens, sports training, etc.</span> </li> </ul> <strong><span style="font-size:16px;font-family:Arial;">Specification:</span></strong> <span style="font-size:16px;font-family:Arial;"> Condition: 100% Brand New</span> <span style="font-size:16px;font-family:Arial;"> Material: Plastic</span> <span style="font-size:16px;font-family:Arial;"> Color: Red</span> <span style="font-size:16px;font-family:Arial;"> Quantity: 4Pcs</span> <span style="font-size:16px;font-family:Arial;"> Sound: 80 - 100db</span> <span style="font-size:16px;font-family:Arial;"> Dimensions(L x W): Approx. 7 * 1.9cm / 2.7 * 0.7in</span> <span style="font-size:16px;font-family:Arial;"> Weight: Approx. 31g</span> <strong><span style="font-size:16px;font-family:Arial;">Packing List:</span></strong> <span style="font-size:16px;font-family:Arial;"> 1 x Pack of 4Pcs Whistles</span> Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>