![Catalyst iphone 11 pro max waterproof case showing the case being drop proof and waterproof in stealth black colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-case-being-drop-proof-and-waterproof-in-stealth-black.jpg?v=1706659137&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the difference of the phone with or without catalyst case in stealth black colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-difference-of-the-phone-with-or-without-catalyst-case-in-stealth-black.jpg?v=1706659347&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the man holding the phone with case in stealth black colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-man-holding-the-phone-with-case-in-stealth-black.jpg?v=1706659450&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the case design with lanyard in stealth black colorway text reads clear back slim design included](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-case-design-with-lanyard-in-stealth-black.jpg?v=1706659974&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the front and back view of the case in stealth black colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-front-and-back-view-of-the-case-in-stealth-black.jpg?v=1706660102&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the case screen film in stealth black colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-case-screen-film-in-stealth-black-colorway.jpg?v=1706660241&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the case wireless charging in stealth black colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-case-wireless-charging-in-stealth-black-colorway.jpg?v=1706660349&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the back of the case with lanyard attached in stealth black colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-back-of-the-case-with-lanyard-attached-in-stealth-black-colorway.jpg?v=1706660499&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the case being drop proof and waterproof in flame red colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-case-being-drop-proof-and-waterproof-in-flame-red.jpg?v=1706660616&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the difference of the phone with or without catalyst case in flame-red colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-difference-of-the-phone-with-or-without-catalyst-case-in-flmae-red.jpg?v=1706660721&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the man holding the phone with case in flame red](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-man-holding-the-phone-with-case-in-flame-red.jpg?v=1706660824&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the case features in stealth colorway tex reads mute switch non slip true sound](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-case-features-in-stealth-black.jpg?v=1706661017&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the case features in flame red colorway tex reads mute switch non slip true sound](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-case-features-in-flame-red.jpg?v=1706661087&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the man holding the phone with case in stealth black colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-man-holding-the-phone-with-case-in-flame-red_5833a777-8645-45c0-9898-677a96014f1d.jpg?v=1706661119&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the case design with lanyard in flame red colorway text reads clear back slim design included](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-case-design-with-lanyard-in-flame-red.jpg?v=1706662757&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the front and back view of the case in flame-red colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-front-and-back-view-of-the-case-in-flame-red.jpg?v=1706662889&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the case screen film in flame red colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-case-screen-film-in-flame-red-colorway.jpg?v=1706662985&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the case wireless charging in flame red colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-case-wireless-charging-in-flame-red-colorway.jpg?v=1706663081&width=1500)
![Catalyst iphone 11 pro max waterproof case showing the back of the case with lanyard attached in flame red colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-back-of-the-case-with-lanyard-attached-in-flame-red-colorway.jpg?v=1706663182&width=1500)
iPhone 11 Pro Max - Waterproof Case
![](http://www.catalystcase.com/cdn/shop/files/express-delivery.png?v=1692000454)
![](http://www.catalystcase.com/cdn/shop/files/sticker.png?v=1692000087)
![](http://www.catalystcase.com/cdn/shop/files/warranty_2.png?v=1692000126)
![Catalyst iphone 11 pro max waterproof case showing the front and back view of the case in stealth black colorway](http://www.catalystcase.com/cdn/shop/files/catalyst-iphone-11-pro-max-waterproof-case-showing-the-front-and-back-view-of-the-case-in-stealth-black.jpg?v=1706660102&width=1500)
FEATURED IN
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SUPERIOR WATERPROOF TECHNOLOGY - Fully sealed and submersible, take your Catalyst Case with you whether you go diving, snorkeling or hiking. It is thoroughly tested for immersion up to 33 feet (10m).
EASILY CLEAN YOUR PHONE WITH SOAP OR ALCOHOL - With a Catalyst waterproof case, you can easily wash your device with soap and water as well as disinfect it with 70% alcohol. You can fully submerge your device in water or cleaning solution without damaging the surface or getting moisture into any of the ports.
HEAVY-DUTY DROP PROOF PROTECTION - Our waterproof cases for iPhone 11 Pro Max exceed the military standards for shocks and drops up to 6.6ft (2m). It is made of impact-resistant and scratch-proof polycarbonate.
IMPRESSIVE SOUND & CAMERA - Our Patented True Sound Acoustic Technology allows perfect sound for phone calls or when listening to music. The hard-coated optical camera lens will protect your iPhone's lens without impeding the quality of your pictures.
ULTRA-SENSITIVE SCREEN - Catalyst Waterproof Case for iPhone 11 Pro Max allows full functionality of the screen, buttons, sensors, cameras, flash and Touch ID. The waterproof plug can easily be removed and offers unobstructed access to the charging port.
WARRANTY - Catalyst wants their customers to be happy. That is why we provide a 1-Year Manufacturing Warranty and the best Customer Service.
GALLERY
![](https://cdn.shopify.com/s/files/1/0939/6276/files/iPhone_11_Pro_Max_WP_shopify_EBC-01_2048x2048.jpg?v=1571389955)
TECH SPECS
FEATURES & SPECS
COMPATIBILITY
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SPECIFICATION
FEATURES
This product is rated 4.8 of 5.0 stars.
It has received 32 reviews.