Super loud - we have a corked pea in our whistle. Our corked peas are made of large natural corks, different from synthetic peas. When you whistle, it vibrates at a higher frequency, which makes the whistle sound louder. It can quickly reach 120 db.<br> High quality - made of food grade 304 stainless steel. Contrast with plastic whistle or fake whistle; No matter how you use them, you don't have to worry about breaking them. It always looks brand new.<br> User friendly - Each whistle is fitted with a soft braided cord for hands-free use.<br> Package - 10 stainless steel metal whistles with cords. You can use it wherever you need to grab people's attention quickly. You can use it as a coach whistle, referee whistle, sports whistle, teacher whistle, police whistle, pet training whistle, emergency whistle, party whistle, etc. /p><br> We only sell items in the first picture, not items in other pictures.<br> Due to the difference between different monitors, pictures may not reflect the actual product color.<br> Due to manual measurement, please allow minor dimensional errors.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store