Meet Our Founder, Preston Ducati
Founder of Hammer Defense
Owner of Zen Dragon Martial Arts
With over 35 years of martial arts experience and two decades of training students of all backgrounds, Preston knows what works in real-world situations. As a father and martial arts trainer, he created Hammer Defense for people who want practical tools to feel safe and strong wherever they go.
“Phones are always in our hands. So why not make them useful for our safety too? That’s how The Sharktooth™ was born.”
1 in 3 women report feeling unsafe walking alone
Most self-defense tools are left at home, buried in bags, or forgotten
Your phone is already in your hand. Now it can be your edge
Ready to Put Power in Your Hands?
Sale price
$64.95
The Sharktooth™ Self-Defense Phone CasePersonal Protection, Always in Hand. You already carry your phone—now it can carry protection, too. The Sharktooth™ is the world’s 1st go anywhere self-defense phone case....
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