Adeeing 2-in-1 Plastic Pet Training Clicker, Whistle Click Trainer Obedience for Dog Puppy Cat, Black Description: Item type: Pet Training Clicker Application: Dog training Color: Black Packing Size: 7.5 * 3.5 * 2cm Net weight: 20G Material: Plastic Feature: -- High quality and durable -- Used in dog training -- 2in1 design, clicker and whistle Package includes: 1 * Pet Training Clicker Note: 1-2mm error might exist due to manual measurements, please kindly understand. We provide you with the best product and service, if you have any problem, please let us know, and we will solve the problem ASAP. Thank you so much.