Whistles: Fox 40 Sharx Whistle w/Lanyard (WH-Sharyx) Belts 4-way stretch construction moves better

4-way stretch construction moves better in every direction

and lightweight

Includes 3 whistles

Made from durable polycarbonate and co-molded elastomer for added comfort and resistance

Ear and throat extensions

Whistles: Fox 40 Sharx Whistle w/Lanyard (WH-Sharyx) Belts 4-way stretch construction moves betterProduct Details Designed to perform in all weather conditions Made from durable polycarbonate and co molded elastomer for added comfort and resistance No moving parts to freeze, jam or deteriorate Flawless, consistent and reliable The harder you blow, the louder the sound Easy to blow and cannot be overblown Will be heard above ambient noise, loud crowds, the roar of engines, breaking waves and thundering gale force winds Sound will be heard up to a