This is a Whistle, made of stainless steel materials, durable and can be used for a long time. The whistle is loud, but it will not harm your beloved homing pigeons. It can be used as a training whistle to train your dogs, birds cats and other pets. Features - -Material:Stainless steel - Size: 11.30X1.70X0.70cm/4.44X0.67X0.28in - Multifunctional: This portable keyring training whistle is suitable for training of cats, dogs, birds and other pets. - Durable:Made of stainless steel material, this training whistle is very durable and not easy to rust. - Easy to carry: Small and light, with , you can carry this whistle on the keychain or in your pocket - Loud sound: The sound is loud and clear and attracts attention of your dogs or birds, to help you to call them in outdoor. - Widely used: not only suitable for pet training, but also for outdoor camping survival and other occasions. Package list: 1 × Training Whistle