outdoor loud survival Double Tubes whistles Keychain

CPN-564865210

survival whistle, outdoor training whistles are made of aluminum, which are health, sturdy, durable and anti-rust for a long time to use,small and easy to carry.outdoor loudest emergency survival whistles adopt unique dual-tube design, which could easily blow high-frequency and loud sound, and attract nearby peoples' attention in wilderness. Simple and Fashion in Appearance,Can be used as a keychain in normal times. Widely Application,it will be your best choice for outdoor sports, such as camping, hiking, hunting, archery, fishing, swimming, boating, kayaking, marine sporting events any kind of outdoor activities. can use it as coach whistle, referee whistle, PE teacher whistle, official whistle, etc. Price included 1 color 1 location imprint, qty over 5000pcs shipping via sea.