Small but powerful "Whistle".
It has an absolutely low weight, very loud sound. Thanks to the special two-chamber design, the sound of the whistle is very loud and attracts attention.
A very useful thing for trail running, orienteering, or any race.
Features:
- ultralight;
- two-chamber design, thanks to which a very loud sound is produced;
- puller for hanging on a ring, strap, etc.
Material: PLA (polylactic acid) is a plant-based polyester, which is biodegradable. The material is made from corn, sugar cane, or sugar beets.
Dimensions: 49 x 7 x 9 mm
Weight: 3g