Outdoor Emergency Survival Whistle Signal Sound Camping Super Loud Hiking Rescue Tool

Material: Plastic Size: 7x2.8x0.7cm Color: As The Picture Package included: 1 x Survival Whistle Notes: 1.Please compare the detail sizes with yours before you buy. 2.Colors may be slightly different depending on computer and monitor settings. 3.Please allow 1-3cm differs due to manual measurement (All measurement in cm and please note 1cm=0.39inch, 1inch=2.54cm)