5 Pcs Emergency Survival Whistle, Outdoor Survival Whistle, Outdoor Camping Whistle, Aluminum Survival Whistle

Material:Aluminum

ColourRed, Yellow, Black, Blue, Purple(Random Color)

Length: 6.8*0.9cm

Portable and convenient with a key ring

Loud whistle (large one sounds loud & small one sounds sharp); Great for sporting events, camping & hiking,boating