Elephant Flat Whistles (24 Pack) 1 3/4" x 2 1/4" Make some noise at your party with these cute Elephant Flat Whistles. Perfect to hand out as party favors to all your guests, these plastic whistles look just like real elephants. Hide them in your treat bags for guests to take home, or scatter them on your party tables for guests to grab and make some noise. (2 dozen per unit) 1 3/4" x 2 1/4" Plastic.