I think these are cool

Following the roll-up keyboard, of course we should expect a roll-up laptop next.

Roll Me from Omet Sagiv

from trendhunter

Ever dropped your phone on your sink? Here’s the Wet Smartphone Emergency Kit.

This supposedly has 100% success rate in drying your phones.

from coolest-gadgets

Have you ever looked over a bridge and accidentally dropped your camera/ mobile phone into the water? Any chance you got it back? Maybe next time you should have this.

The Waterbuoy Miniature Flotation Device - like a keychain that can hold up to 2.2lbs weight, and when flung into water, automatically inflates a balloon to keep your valuables afloat.

from thegreenhead.com

For a more convenient way to work.

Genius Ring Mouse

from oddee