Features: Made of high quality plastic material, sturdy and durable. All finishes are non-toxic, safe and Eco-friendly. 2 in 1 dog training whistle: 1) Dog's whistle: The high frequency dog whistle can reach a range of kilometers. 2) Clicker button: Comfortable to hold in hand and the sound is crisp. Compact size and comes with keyring, you can carry it anywhere and anytime. Perfect whistle to train your dogs or cats. Specification: Material: PC Color: Red / Light Blue / Pink / Orange / Black (Optional) Size: 7.5*3.5*2cm / 2.9*1.4*0.8 inch(Approx.) Package List: 1 x Training whistle Notice: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures. 1Made of high quality plastic material, sturdy and durable. 2All finishes are non-toxic, safe and Eco-friendly. 3All finishes are non-toxic, safe and Eco-friendly. 4Compact size and comes with keyring, you can carry it anywhere and anytime. 5Perfect whistle to train your dogs or cats.