DescriptionThis item is a whistle made of material, which can be used for a long time. It has a simple design, but very practical in use, giving you a good using experience. It is easy to use and carry, bring much convenience to you.Features- Color: Silver, Random lanyards color. - Material: Aluminium Alloy. - Size: About 5.90X2.00X1.10cm/2.32X0.79X0.43in. - Adorable and small, with lanyards, light weight, easy to carry. - Makes and durable whistles with double tubes ensures loud crisp and higher tones, good volume, blow vigorously.- The little whistle is really deafening loud and can still be heard from a distance. - Emergency whistle good for football trainer, referee, teacher.- Also can be a good gift choice for your friends who like outdoor activity, they will like it.