titanium whistle:
weight:5.2g
Size:7.5*50.5mm Features,
1.material-titanium alloy GR5
2.many colors can be choosed,

 titanium titanium Ti alloy whistles TC4

weight:5.2g
Size:7.5*50.5mm
Features,
1.material-titanium alloy GR5
2.many colors can be choosed,
3.we can print your logo on the whistle ,

all OEM order are available