Diving Unlimited International

{{short description| American manufacturer of dry suits and other diving equipment }}

{{More references|date=August 2009}}

Diving Unlimited International (DUI) is an American diving equipment designer and manufacturer. DUI is particularly well known among recreational and technical divers as the maker of high-end dry suits.{{Cite web|url=https://bulletin99.com/2020/01/28/dive-bag-market-key-players-size-trends-growth-opportunities-analysis-and-forecast-to-2025/|title=Dive Bag Market – Key Players, Size, Trends, Growth Opportunities, Analysis and Forecast To 2025|date=2020-01-28|website=Bulletin 99|language=en-US|access-date=2020-01-28}} DUI also manufactures dry suits and associated products for all the branches of the US military and friendly foreign military around the globe.{{Cite web|url=http://neptunepine.com/global-diving-suit-market/|title=Comprehensive Study on Global Diving Suit Market (2020-2029) {{!}}{{!}} Diving Unlimited International, Huish Outdoors – Neptune Pine|last=Marwa|first=Stefen|language=en-US|access-date=2020-01-28}}

DUI has several patents related to diving equipment and dry suits. The company was founded in 1963 by Dick Long. DUI's manufacturing facility and main offices are located in San Diego, CA.