BEST SELLER
  • OverBoard Waterproof Large Phone Case | OB1106A
  • OverBoard Waterproof Large Phone Case | OB1106A
  • OverBoard Waterproof Large Phone Case | OB1106A
  • OverBoard Waterproof Large Phone Case
  • OverBoard Waterproof Large Phone Case
  • OverBoard Waterproof Large Phone Case
  • OverBoard Waterproof Large Phone Case
  • OverBoard Waterproof Large Phone Case
  • OverBoard Waterproof Large Phone Case
  • OverBoard Waterproof Large Phone Case
BEST SELLER
Taxes included. Shipping calculated at checkout.

Waterproof Phone Case - Large

Waterproof Phone Case - Large

£21.99
£21.99
Colour: Aqua

WANT IT TOMORROW?

Select Express Delivery at checkout and order within:

HOURS
:
MINS
:
SECS

IP68 - Prolonged Submersion

5 Year Extended Warranty

Phone Case Fit Guide
  • 100% waterproof protection: Keeps your phone dry and safe even when submerged, perfect for beach, boat, or pool use.
  • Fully use through: Take photos, make calls, and use your touchscreen without removing your phone from the waterproof case.
  • Watersports & Travel Essential: Perfect for paddle sports and hiking—reliable phone protection on land or in and around water.
  • Best in class: HF welded construction and tough TPU fabric ensure maximum waterproof durability for extreme conditions and daily use.
See specs & sizing
VIEW FULL PRODUCT DETAILS

Waterproof Phone Case - Large

Colour: Aqua
£21.99
£21.99

KEY FEATURES

  • FULLY SUBMERSIBLE IP68

    FULLY SUBMERSIBLE

    100% waterproof and submersible to depths of up to 6m / 19ft for 60 minutes.

  • TOUCHSCREEN COMPATIBLE

    USE TOUCHSCREEN

    Capacitive screens still work above water so can scroll and pinch with ease.

  • MAKE & RECEIVE CALLS

    MAKE & RECEIVE CALLS

    There is no sound loss through the case so can still use your phone as normal.

  • CAPTURE PHOTOS

    PHOTOS & VIDEOS

    Take crystal clear images above or below the water thanks to a Lenzflex back and front window.

Tech spec

100% Waterproof Slide Seal System™ (IP68)
Front window for crystal clear selfies
Call quality unaffected
Touchscreen compatible
Lanyard connection point
Neck lanyard
HF welded seams
Made from eco-friendly TPU fabrics
New full length clear back window to accommodate all camera setups

Select a dot on the image to see the technical features

Product details

DESCRIPTION

The OverBoard Large Waterproof Phone Case features our 100% waterproof Slide Seal System™, a transparent front, and a full-length back window, so you can browse, chat, or snap photos while your phone stays safely sealed inside. 

Designed to fit even the largest smartphones, including the iPhone Plus range, and guaranteed submersible up to 19ft / 6m, it ensures your device is protected, even underwater.

Own a smaller phone? Check out our Waterproof Small Phone Case.

Not sure which size Waterproof Phone Case you need? View our Device Fit Comparison Guide (PDF).

#Keep it dry!

SEALING

 

1LOCK

Grip switches and slide apart until it clicks into the lock position to create a fully submersible waterproof seal.

Roll Neck Tightly

2UNLOCK

Grip switches and slide back to the centre of the waterproof case until they click into the open position.

Slide Seal
FEATURES
  • 100% waterproof phone case - Class 5: IP68
  • Will float “most” phone models safely*
  • Guaranteed submersible to 19ft / 6m
  • New full length clear back window to accommodate all camera setups
  • Clear front for full use of phone features
  • Make & take phone calls through the waterproof case
  • High Frequency welded construction
  • Keeps out dust, sand, dirt and water
  • Made from eco-friendly TPU fabrics
  • Perfect for the largest of SMART Phones
  • Protects your device from bacteria
  • Easy to clean after use with a few wipes

*Warning: Always test your phone for buoyancy before use and be aware that external environmental factors may affect floatation.

SIZING

SEALED DIMENSIONS

HEIGHT
17cm / 6.7"
WIDTH
9cm / 3.5"
Dimensions quoted are for the maximum size of a device that will fit inside the waterproof case.

 

Fits popular phones such as: 
• iPhone Plus models (iPhone 6, 7, 8 Plus, iPhone 11 Pro Max)
• Samsung Galaxy S9, S10, S20
•Google Pixel 5, 6
 
Not sure which size Waterproof Phone Case you need? View our Device Fit Comparison Guide (PDF)
Waterproof Large Phone Case Size Guide
DELIVERY

We offer the following UK mainland delivery options:

Standard Delivery (2–5 business days): £3.95
Orders are shipped using Royal Mail, FedEx or another suitable delivery partner depending on the size, weight and destination of your order.

Express Delivery (1–2 business days): £8.95
Express orders placed before 2pm Monday to Friday are prioritised and dispatched the same working day. Express deliveries are made on business days only (Monday to Friday).

💡 Enjoy FREE Standard Delivery on all orders over £75 and upgrade to Express Delivery for just £5.

FREE RETURNS

We want you to shop with confidence — that’s why all UK orders now come with FREE returns via InPost.

 

If something’s not quite right, simply email us at support@overboard.com to start your return, then drop your parcel at a nearby InPost locker — no labels, no queues, and no cost.

 

You’ll have 30 days to return or exchange your item, as long as it’s unused and in its original packaging.

 

Learn more about our Returns Policy.

"Quick delivery well priced and a quality standard product. Rugged and safe."
"Super quick delivery and dispatch (even on standard) great products, robust and feature packed."
"Great price, quick dispatch, loads of notifications and quick delivery, will definitely use again."
"Really kind and helpful service when I asked for help."
4.9/5
3,500+ Reviews
4.9/5
3,500+ Reviews

OVERBOARD RECOMMENDS