Product name: Whistle Product size about : 4.5*1.8cm/1.7*0.7in Product color: As shown in the figure Product material:ABS product features: er loud - There is an amplified natural pea in the whistle. The big pea hits the thi ABS wall, making the sod louder and more penetrating. The sod power is 120 decibels. High-quty whistle - Made of thiened ABS resin, ultrasonically bonded (most whistles on the market are glued, not environmentally friendly), environmentally friendly, odorl, drop-resistant and corrosion-resistant. It can be used for many years. Fr your hands - Each whistle comes with a sg and comfortable braided lanyard. You can wear it arod your ne or hang it on a bapa to fr your hands. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you fl difficult to choose the size, you can contact us at any time. We will give you some sestions, but for your reference only. Shipment includes: 1 pc glasses 【Eco-Friendly and Sustable】Made with environmentally cious practices, this product is eco-friendly and contributes to sustability efforts. It is designed to minimize waste and reduce environmental impact. 【High-Quty Materials】Crafted from premium, durable materials to ensure longevity and erior performance. Each product is meticulously tested to mt high standards of quty and safety. 【User-Friendly Design】Ergonomically designed for ease of use, this product offers intuitive controls and a comfortable grip, making it perfect for both beginners and experienced users.