The SOL Sharx Whistle is simply the loudest, most rugged whistle available. The SHARX features a 4-resonator body that emits an unbelievably powerful 120db dual-frequency signal. A true outdoor whistle, the ABS plastic body is co-molded with rubber inserts for grip and comfort during use.
Features:
•120db dual-frequency signal
•Size: 2.4"x1"x.75"
•Weight: .6oz