B-READY Public Survival First Aid Whistle Double Tube Outdoor Survival Help SOS B-PREPARED 2026

Product information:

Material: Aluminum alloy
Specification: 5.5*1.5*0.8CM
Applicable scenes: Running sports, musical instruments, hiking, hiking, camping, shooting sports, foot basket volleyball, table tennis, tennis, swimming and wading
Color: Black, gold, silver

Packing list: Outdoor whistle*1