This is a seasonal item and not stocked year round
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Details: Bat Siren Whistles (one dozen) by CarnivalSource.com! Change it up this Halloween with these fun noisemakers. A great alternative to candy, these bat shaped siren whistles make a great giveaway for trick-or-treaters. Also fits perfectly in party favor bags. Simple to use - just give the whistle a blow and it will emit a loud siren-like noise that will greatly amuse kids young and old. Find more great items like this in our Halloween Party Supplies category here at CarnivalSource.com.