Wearing high heels for a long time can be a real trouble... sooner or later your feet start killing you. But you still wear these heels to look good. My idea is to create footwear with regular heels which can be easily unhooked so as to reverse your pair of shoes to cute flats.

I want to have an umbrella that changes its color once the rain starts falling on it. The umbrella will start out in black and white but each rain drop will change its color. When the rain stops and the umbrella dries the colorful design will slowly fade back to the primary color. I suppose some dyes which work if water is applied should be used for such an umbrella creation.

The new umbrella will let you text in the rain, and will also offer a comfortable option for arthritis or carpal tunnel sufferers. The new umbrella difference will lie in its unique grip made up of four finger holes and a soft, ergonomic handle. The rubber material of the hand will conform to the user's hand for maximum comfort and will be strong enough to hold up to stormy conditions. The grip will also leave both thumbs free for texting, because texting doesn't stop just because...

New sunglasses will do more than protect your eyes from UV rays - they will also harness power from the sun to top off mobile gadgets. The sunglasses will be made from a pair of Ray Ban Wayfarer sunglasses that have been fitted with photovoltaic cells on the plastic ear pieces. The cells will collect solar rays to charge a battery embedded in the frame, and the ear pieces can be removed to reveal a microUSB or Lightening connector that can be used to charge an iPhone.

I usually use a credit card while purchasing something. The main disadvantage of using credits cards is that it is difficult to monitor spent money. I want to have a wallet which will inform me about all changes with my bank account and will adjust to the sum of money available: * It will vibrate / beep each time a transaction take place; * When there isn't much money in bank account the wallet will resist its opening; * It will swell and shrink to reflect...