If you want to ride your bike at night, you may want to consider these cool Cyglo LED bike tires? The Cyglo Bike Tires($TBA) have LEDs embedded in the rubber, and will glow in a circle of light around your tire as the wheels turn, making you safe and also making your bike look cool! The Cyglo LED bike tires by a UK inventor James Tristram, is powered by the spinning of the wheel itself, there is no need extra batteries to keep them working. There is no details about its price, but they are certain to be pricey.