12 WHISTLES/BOX: You will get 12 red plastic whistles in a box. And 12 pcs black whistle lanyards. The adequate amount can meet your daily use and replacement demands. The lanyards help you to carry the whistles easily LOUD CRISP WHIISTLE:The sports whistle with good sonority, crisp and loud. Can be blown easily. You can control the volume and pitch during your use. The whistle can be applied in many occasions to attract other's attention rapidly. Good for coach and emergence EASY TO CARRY: There is a lanyard fixed at the top of each whistle, which makes it easy and convenient to hang the sports whistle on your neck for use or hang it on wall for storage. You can carry it and free your hand at the same time COMPACT & PORTABLE: 12 PCs x red sports whistles 1.98 x 0.7 inches(17.5x50.5mm), compact and lightweight. 12 PCs x black lanyard 17.7 inch(45cm), which is long enough to hang at some places you want and make it portable with saving space WIDE APPLICATION: This alloy sports whistle is durable, easy to carry, and has a loud sound. Suitable for various Occasions, it can be used for daily training of coaches, refereeing of sports events, and emergency rescue 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.