item:plastic whistle LS1166 size:55*24*28mm material:ps advantage:cheap price,easy to carry,life-saving,noisy maker,promotion item:plastic whistle LS1166size:55*24*28mmmaterial:psaccessories: lanyard etccolor: any colors if requestlogo: printingadvantage:cheap price,easy to carry,life-saving,noisy maker,promotion plastic whistle LS1166