1 | The Lifeproof F Case 

Made for iPhones, the Fré is scratchproof, shockproof and waterproof for one hour to a depth of two metres. Light and thin, it’s one case that won’t add too much extra bulk to your phone, either.

£70, lifeproof.com

2 | Seashell SS-1 Blue Universal Underwater

Clamshell case with spring-loaded clasp and sliding lock. Fits most digital compact cameras, making them waterproof to 40 meters.

£150, amazon.co.uk

3 | Sony Xperia Z2 Tablet 32GB Wifi 

Sony’s new 10.1in waterproof tablet is the world’s thinnest – it weighs 30g less than the already dainty iPad Air.

£449, sonymobile.com

4 | Samsung Galaxy S4 Active 

A new “great outdoors” version of Samsung’s hit phone gives you a more robust, textured construction with rubber seals and “Aqua Mode” camera function for shooting underwater HD video.

£505, samsung.com

5 | Ricoh WG-20 Digital Camera 

The WG-20’s airtight body is waterproof to a depth of 10 meters for up to two hours in continuous use, as well as shock-resistant against a fall from a height of 1.5 meters, crushproof against weights up to 100kgF [chk] and cold-resistant to -10ºC. Features-wise, there’s a digital microscope that magnifies the subject on the the LCD monitor (great for going below water’s surface), HD recording plus a 5x optical zoom lens with 28mm wide-angle coverage.

£200, ricoh.co.uk

6 | Finis Neptune Underwater MP3 Player 

Earphone-free waterproof MP3 player that conducts audio through the cheekbones into the inner ear. Comes with 4GB storage (1,000 songs) and a screen for checking song, artist and play status.

€133 finisinc.com 

7 | Sony AS100VR Splashproof Action Camera With Live View Remote 

Sony’s splashproof camera straps onto surfboards, bikes and helmets. Controlled wirelessly by a wristwatch-style remote, it maps your movements via wi-fi and GPS. Shoots 1080p and slow-mo.

£349 sony.co.uk

***
MORE IN TECH:
A Watch As Smart As Your Phone?
7 Signs Wearable Tech Is Turning Us Into Cyborgs 
The Office Gadget You Didn't Know You Needed
***