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Does our Whistle work underwater?Yes! After you begin blowing the HyperWhistle, the air clears the chambers and allows the whistle to sound underwater. An interesting side note: Sound travels faster in water than in air, so the HyperWhistle frequency is higher underwater.
How do I join the Whistle Club?Very Simple! Just send in your picture to our Media. Just tag us Instagram: @hyperwhistleusa Facebook:@hyperwhistle Give us 2-3 days to process the image and then look for it on our Website, and Media pages.
Do we ship World-Wide? (International)Please contact us directly for International Shipping options. Email: email@example.com
How do I contact the Company?Contact: Email: firstname.lastname@example.org HyperWhistle 9301 Roberts rd. Woodburn, IN 46797
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