Web Reference: Jan 21, 2011 · First Defense Nasal Screens are a new revolutionary light weight, non inserted, non intrusive, almost non visible, hypo allergenic, self adhesive screen that covers the nasal passage and filters the air we breathe. Oct 20, 2025 · Using the viral/heavy traction method, the current net worth of First Defense Nasal Screens is estimated to be around $50 million in 2025. The first defense nasal screen is a self-adhesive nasal screen that is made of 100% breathable, non-latex, hypoallergenic materials. 1 day ago · First Defense Nasal Screens is still in business and worth an estimated $50 million, despite not closing the deal from the show. The company has grown since its Shark Tank appearance, proving that sometimes the exposure alone can be a game-changer for entrepreneurs.
YouTube Excerpt: As seen on ABC's Shark Tank
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Details: $5M - $44M
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Last Updated: April 2, 2026
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