Panasonic Lumix DMC-FT5, £249.95

Whether you're larking around in the pool or doing a bit of underwater sightseeing on a coral reef, holiday photos needn't be confined to above the water. Grab this underwater camera from Panasonic and snap away. johnlewis.com

Speedo Aqua Beat 2.0, £100

Snorkelling in crystal clear water is great, but doing it backed by the soundtrack of your choice is even better. This underwater MP3 player from Speedo comes with 2-16GB of storage – just avoid that album of whale songs you fall asleep to. johnlewis.com

X-1 Surge Mini Waterproof Sport Headphones, £39.99

Trying to take ordinary headphones in the water makes for a boring flight home – trust us. You'll be needing some waterproof ones, like these from X-1. They'll go up to 3.6m – so maybe leave them on the beach if you're scuba diving. x-1.com