Our high-decibel whistle effectively attracts attention with a loud sound that can be heard from a distance. This product is ideal for outdoor adventures. Featuring a convenient lanyard design, the whistle is easy to carry around your neck or attach to gear, helping prevent accidental drops and loss while keeping it within reach. The whistle has a lightweight and compact design, making it easy to carry in a backpack. Available in multiple colors, allowing you to choose your preferred option. Suitable for use by football and basketball referees, as well as other applications. Made of high-quality ABS material, the whistle is waterproof, rust-resistant, and fade-resistant, designed to last with regular use. Item Name: Whistle Material: ABS Features: Compact size, waterproof, lightweight, durable Size Details: Whistle: 5cm x 2.2cm x 1.7cm / 1.97" x 0.87" x 0.67" (Approx.) Lanyard Length: 44.5cm / 17.52" (Approx.) Notes: Due to differences in lighting and screen settings, the item's color may vary slightly from the images. Slight dimensional variations may occur due to manual measurement. Package Includes: 12 x Whistles