Airless tires are nothing new, but Nexo Ever Tires are the first to be designed exclusively for bicycles. Made from polymeter blends, this material can be mounted on existing wheels with a lifespan of up to 3,100 miles, and or as an entirely new wheel set, which is good for up to 5,000 miles. This isn’t going to be a tire you race with but a tire you train and commute with. Several riders have said they like the added resistance because it actually pushes them to work harder while riding. It’s a similar concept to baseball players using donut weights on their bat to get stronger,” said the company. Click here to view the first image in today’s viral picture gallery. Continue reading for the five most popular viral videos today, including one showing what happens when you mix glow stick fluid and ferrofluid.