Safety Whistle Keychain

• 100 decibel, high frequency double-tube security whistle.
• This anti-assault whistle makes a great gift for college students, hikers/backpackers, security and safety personnel.
• Lightweight, durable aluminum construction.

Measures w/out key ring:2-1/4(L) x 5/8(W) x 5/16(D)
Measures w/key ring: 4-1/4(L)