The UST JetScream Floating Whistle is a portable electronic device cover designed to be seen while in use, with a bright yellow color that works well for campers and counselors. With a loud 122dB sound, this whistle is ideal for outdoor activities where safety is a concern. Made by the brand UST, known for quality outdoor products, this whistle is a reliable tool for signaling emergencies or simply providing a fun way to communicate in the wilderness. No returns due to the nature of the item.