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The Catalyst Total Protection Waterproof Case for iPhone 11 Pro Max offers unmatched defense against water, dust, and drops. Fully waterproof up to 10m (33ft) and surpassing MIL-STD-810G drop protection by 65% (2m/6.6ft), it ensures your device stays safe in extreme conditions. The hybrid design combines a hard polycarbonate shell with a shock-absorbing TPU layer, providing 360-degree coverage. A built-in screen protector maintains responsive touch and Face ID functionality. Washable with soap or EPA-approved disinfectants, it’s ideal for diving, hiking, or daily use, delivering crystal-clear audio and photo quality.
Trusted by thousands of users
"Do you want to take cool under water videos? - Then this waterproof case from Catalyst is the perfect solution"
"Well I couldn't withstand the 50 degree water but the Catalyst case could. Thank goodness - I am so exited!"
"Dude, that thing got launched. Look at this. OMG, it's just dust. Everything is completely fine. That's crazy!!!"
Real Customers, Proven Protection
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Specification


6.69" x 3.46" x 0.47" (17.00cm x 8.80cm x 1.20cm)
Compatibility


- iPhone 11 Pro Max
- Not compatible with the iPhone 16 Series, iPhone 15 Series, iPhone 14 Series, iPhone 13 Series, iPhone 12 Series, iPhone 11, iPhone 11 Pro, iPhone X Series, iPhone SE (Gen 3/2), iPhone 8 Series, iPhone 7 Series, iPhone 6 Series, iPhone 5/SE Series
Features


- 10M waterproof (IP68)
- 2M Drop Proof (MIL-STD-810G)
- Snow / Dirt / Sand Proof
- Wireless Charging Compatible
- Highly Responsive Touchscreen
- Face ID Compatible
- Clear Back Panel Showcases iPhone
- Hard-Coated Optical Lens for Clear Photos
- True Sound Acoustics for Clear Calls & Noise Cancellation
- Rotating Mute Switch & Easy to Press Buttons
- Lanyard Attachment Point
- Wrist Lanyard Included (pull-tested to 10kG)
- Charge Port Fits 11.5mm x 5.9mm Cables
- Washable with Soap & Water
- Cleanable with EPA-approved Disinfectants (70% isopropyl alcohol, 70% ethanol, Lysol® Wipes, Clorox® Wipes or OptiCide 3® Wipes. Avoid povidone-iodine cleaners)
- Premium Non-Slip Rubber Exterior
- Easy to Install & Remove
What is in the box?


- Case Front x 1
- Case Back x 1
- O-ring x 1
- Wrist Lanyard x 1
- Plug x1