Please kindly noted that this item is sold by third-party sellers from Joybuy marketplace. Description Are you looking for emergency whistle? Made of Stainless steel  material, the whistle is durable. With loud sound, it is suitable for outdoor sports, like hiking, camping, climbing, etc. It is also for daily exercise, like pet training, football, basketball, soccer, hockey or others. Features -Color:As Shown -Material:Stainless steel -Size:6.50X2.00X2.00cm/2.55X0.79X0.79in - Suitable for training: Suitable for training dogs, coaches, athletes, etc. This whistle can be widely used.  - Stainless steel material: Made of metal material, this emergency whistle is durable and not easy to rust. - Loud sound: High-frequency whistle can transport sound over long distances, suitable for outdoor rescue. - Lightweight and portable: This emergency whistle is small and lightweight, easy to carry, convenient to use. - Multi-purpose: Not only suitable for training and rescue, but also for outdoor hiking, travel, other activities. Suitable for training: Suitable for training dogs, coaches, athletes, etc This whistle can be widely used |Stainless steel material: Made of metal material, this emergency whistle is durable and not easy to rust |Loud sound: High-frequency whistle can transport sound over long distances, suitable for outdoor rescue |Lightweight and portable: This emergency whistle is small and lightweight, easy to carry, convenient to use