展开Be prepared for the unexpected with the SOL Metal Rescue Whistle in a 2 Pack. Whether you are in a survival situation, training your pet off leash, or leading a camp, this whistle will get you heard. These whistles emit a loud, high-pitched sound. Use in nearly any conditions as the pealess design resists freezing, jamming, or degrading over time. Weighing in at 3 ounces, you can take it with you anywhere on a lanyard, keychain, or on your pack. The rust-resistant aluminum ensures your whistle will remain in optimal working condition throughout all your adventures, no matter where you roam.